Submitted URL: http://login.bl.ink/login
Effective URL: https://login.bl.ink/login
Submission: On October 18 via manual — Scanned from DE

Summary

This website contacted 3 IPs in 1 countries across 2 domains to perform 10 HTTP transactions. The main IP is 2606:4700::6810:b8f8, located in United States and belongs to CLOUDFLARENET, US. The main domain is login.bl.ink.
TLS certificate: Issued by Cloudflare Inc ECC CA-3 on October 3rd 2022. Valid for: a year.
This is the only time login.bl.ink was scanned on urlscan.io!

urlscan.io Verdict: No classification

Domain & IP information

IP Address AS Autonomous System
1 2 2606:4700::68... 13335 (CLOUDFLAR...)
8 13.32.105.49 16509 (AMAZON-02)
1 141.193.213.10 209242 (CLOUDFLAR...)
10 3
Apex Domain
Subdomains
Transfer
8 auth0.com
cdn.auth0.com — Cisco Umbrella Rank: 9179
157 KB
3 bl.ink
login.bl.ink
www.bl.ink
6 KB
10 2
Domain Requested by
8 cdn.auth0.com login.bl.ink
cdn.auth0.com
2 login.bl.ink 1 redirects
1 www.bl.ink login.bl.ink
10 3

This site contains links to these domains. Also see Links.

Domain
help.bl.ink
manage.auth0.com
Subject Issuer Validity Valid
login.bl.ink
Cloudflare Inc ECC CA-3
2022-10-03 -
2023-10-03
a year crt.sh
*.auth0.com
Amazon
2022-03-26 -
2023-04-24
a year crt.sh
www.bl.ink
Cloudflare Inc ECC CA-3
2022-08-29 -
2023-08-29
a year crt.sh

This page contains 1 frames:

Primary Page: https://login.bl.ink/login
Frame ID: 506B16161FF9C006927C28CA077D03C9
Requests: 10 HTTP requests in this frame

Screenshot

Page Title

BL.INK

Page URL History Show full URLs

  1. http://login.bl.ink/login HTTP 301
    https://login.bl.ink/login Page URL

Detected technologies

Overall confidence: 100%
Detected patterns
  • /wp-(?:content|includes)/

Page Statistics

10
Requests

100 %
HTTPS

33 %
IPv6

2
Domains

3
Subdomains

3
IPs

1
Countries

162 kB
Transfer

365 kB
Size

5
Cookies

Page URL History

This captures the URL locations of the websites, including HTTP redirects and client-side redirects via JavaScript or Meta fields.

  1. http://login.bl.ink/login HTTP 301
    https://login.bl.ink/login Page URL

Redirected requests

There were HTTP redirect chains for the following requests:

10 HTTP transactions

Resource
Path
Size
x-fer
Type
MIME-Type
Primary Request login
login.bl.ink/
Redirect Chain
  • http://login.bl.ink/login
  • https://login.bl.ink/login
2 KB
4 KB
Document
General
Full URL
https://login.bl.ink/login
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
2606:4700::6810:b8f8 , United States, ASN13335 (CLOUDFLARENET, US),
Reverse DNS
Software
cloudflare /
Resource Hash
1e875f02450eca2b1d6e4e9f5a09dcefedb797c14e1461c8920c0162dc8e32a6
Security Headers
Name Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff

Request headers

Upgrade-Insecure-Requests
1
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36
accept-language
de-DE,de;q=0.9

Response headers

alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
cache-control
private, no-store, no-cache, must-revalidate, post-check=0, pre-check=0, no-transform
cf-cache-status
DYNAMIC
cf-ray
75c18c608e62699f-FRA
content-length
2491
content-type
text/html; charset=utf-8
date
Tue, 18 Oct 2022 13:16:25 GMT
etag
W/"9bb-72Ecu3wEARSeurWcalmu4VsGgMk"
ot-baggage-auth0-request-id
75c18c608e62699f
ot-tracer-sampled
true
ot-tracer-spanid
1942e85b6310364b
ot-tracer-traceid
6a43b7e85eb1e1ac
server
cloudflare
strict-transport-security
max-age=31536000
traceparent
00-1942e85b6310364b-00000000000000006a43b7e85eb1e1ac-01
tracestate
auth0-request-id=75c18c608e62699f,auth0=true
vary
Accept-Encoding
x-auth0-requestid
f85879350119e2b04ceb
x-content-type-options
nosniff
x-ratelimit-limit
300
x-ratelimit-remaining
299
x-ratelimit-reset
1666098986
x-robots-tag
noindex, nofollow

Redirect headers

CF-RAY
75c18c5f88d05c38-FRA
Cache-Control
max-age=3600
Connection
keep-alive
Date
Tue, 18 Oct 2022 13:16:24 GMT
Expires
Tue, 18 Oct 2022 14:16:24 GMT
Location
https://login.bl.ink/login
Server
cloudflare
Transfer-Encoding
chunked
Vary
Accept-Encoding
X-Content-Type-Options
nosniff
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
index.min.css
cdn.auth0.com/styleguide/latest/
253 KB
55 KB
Stylesheet
General
Full URL
https://cdn.auth0.com/styleguide/latest/index.min.css
Requested by
Host: login.bl.ink
URL: https://login.bl.ink/login
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.105.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-105-49.fra60.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
c10c601443eeb6d79100eaca7911ad24334ccb39f0861e697ea7f33684c35d86

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://login.bl.ink/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

x-amz-version-id
s5gNrOynyxO2.89b_njJNZ9heZAhlr7e
content-encoding
gzip
via
1.1 9336c14434e205e440418213079c6074.cloudfront.net (CloudFront)
date
Tue, 18 Oct 2022 13:12:08 GMT
last-modified
Tue, 03 Jan 2017 19:34:31 GMT
server
AmazonS3
x-amz-cf-pop
FRA60-P1
age
258
etag
W/"9357a87b18a1d356741527b43d110705"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/css; charset=utf-8
cache-control
public, max-age=300
x-amz-replication-status
COMPLETED
x-amz-cf-id
tqznqu_k68LJ53kwFoU0h01kO5409l3I1f8nps8iQ4X0D_0tpSj9vg==
main.css
cdn.auth0.com/backend-templates/
10 KB
2 KB
Stylesheet
General
Full URL
https://cdn.auth0.com/backend-templates/main.css
Requested by
Host: login.bl.ink
URL: https://login.bl.ink/login
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.105.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-105-49.fra60.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
082c7dcaed1c848b1b6f7ca58609f1f0bc28c5797630b87ad9e2108c66c117d0

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://login.bl.ink/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

x-amz-version-id
MgCvivs3wxxxvhbJVkjBKX0QzHOAvslY
content-encoding
gzip
via
1.1 9336c14434e205e440418213079c6074.cloudfront.net (CloudFront)
date
Tue, 18 Oct 2022 13:13:25 GMT
last-modified
Tue, 04 Apr 2017 20:35:27 GMT
server
AmazonS3
x-amz-cf-pop
FRA60-P1
age
182
etag
W/"a0cfb67e0bb38eccbfad358b34eae828"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
text/css
x-amz-replication-status
COMPLETED
x-amz-cf-id
vmqmZxeco4fx7_6lb3avzotkR446D8R8pxc-UgWDi5p4U6vZB722ug==
main.js
cdn.auth0.com/backend-templates/
698 B
1 KB
Script
General
Full URL
https://cdn.auth0.com/backend-templates/main.js?v=1
Requested by
Host: login.bl.ink
URL: https://login.bl.ink/login
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.105.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-105-49.fra60.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
f10f0982087c01de72c16baf674d8107d41d10ecff66667b0f7b0890ef52edd1

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://login.bl.ink/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

x-amz-version-id
mXF1zWEI5fYfKmWAbfsmvlm2BVGmtOeT
date
Tue, 18 Oct 2022 13:14:27 GMT
via
1.1 9336c14434e205e440418213079c6074.cloudfront.net (CloudFront)
last-modified
Fri, 28 Sep 2018 17:40:38 GMT
server
AmazonS3
x-amz-cf-pop
FRA60-P1
age
133
etag
"0f81e3b9236c8ffc79c7cc852a54f38d"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
application/javascript
x-amz-replication-status
COMPLETED
accept-ranges
bytes
content-length
698
x-amz-cf-id
vT919rjhNxOjzab7MKhdJExMOG2rwMY__h3s8oTNqJx7_SiR4M9Y-g==
blink-icon-white-bg.png
www.bl.ink/wp-content/uploads/2018/05/
909 B
1 KB
Image
General
Full URL
https://www.bl.ink/wp-content/uploads/2018/05/blink-icon-white-bg.png
Requested by
Host: login.bl.ink
URL: https://login.bl.ink/login
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
141.193.213.10 , United States, ASN209242 (CLOUDFLARESPECTRUM Cloudflare, Inc., US),
Reverse DNS
Software
cloudflare /
Resource Hash
7e5cb4a0672b52f54c4f9821a647a98a3ca09ff5a88df15bbf90af081c9b7537
Security Headers
Name Value
X-Frame-Options SAMEORIGIN

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://login.bl.ink/
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

date
Tue, 18 Oct 2022 13:16:26 GMT
cf-cache-status
MISS
nel
{"success_fraction":0,"report_to":"cf-nel","max_age":604800}
alt-svc
h3=":443"; ma=86400, h3-29=":443"; ma=86400
content-length
909
last-modified
Wed, 08 Jun 2022 21:13:19 GMT
server
cloudflare
etag
"62a110ef-38d"
x-frame-options
SAMEORIGIN
vary
Accept-Encoding
content-type
image/png
access-control-allow-origin
*
report-to
{"endpoints":[{"url":"https:\/\/a.nel.cloudflare.com\/report\/v3?s=JXQm8vPR%2FWq9L7oic0FW7bCFoy7qVl%2BFxe5%2BiLCQI0m89fk7fX2dAZlY0V3xWSCffqFzyhrwsdwq84k4YPwpMUsVMjZpKeu7fXb4JEB0UEC0yCFfM5%2F5sQV%2FzTQ%3D"}],"group":"cf-nel","max_age":604800}
cache-control
public, max-age=31536000
accept-ranges
bytes
cf-ray
75c18c64dd8390ac-FRA
icon-contact.svg
cdn.auth0.com/backend-templates/imgs/
2 KB
1 KB
Image
General
Full URL
https://cdn.auth0.com/backend-templates/imgs/icon-contact.svg
Requested by
Host: cdn.auth0.com
URL: https://cdn.auth0.com/backend-templates/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.105.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-105-49.fra60.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
b3195e74e9b208bb15e7cde62ceb065b1a69523bbdf715fad6ecbaae30781c4f

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cdn.auth0.com/backend-templates/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

x-amz-version-id
MlVxtOuuHBqzdQQCSeobSr5J.detOoxe
content-encoding
gzip
via
1.1 9336c14434e205e440418213079c6074.cloudfront.net (CloudFront)
date
Tue, 18 Oct 2022 13:16:07 GMT
last-modified
Tue, 04 Apr 2017 20:35:27 GMT
server
AmazonS3
x-amz-cf-pop
FRA60-P1
age
44
etag
W/"384cc7b4a8e9a34a50f22e5e4f009d43"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
image/svg+xml
x-amz-replication-status
COMPLETED
x-amz-cf-id
RHd_9nZrH9v2Z8yKs2GbDGupWbaW0HNpL46v4ipsbNRC17Leqpb1hg==
icon-mail.svg
cdn.auth0.com/backend-templates/imgs/
999 B
1 KB
Image
General
Full URL
https://cdn.auth0.com/backend-templates/imgs/icon-mail.svg
Requested by
Host: cdn.auth0.com
URL: https://cdn.auth0.com/backend-templates/main.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.105.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-105-49.fra60.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
56b04666d08125e0c24896bc5523808578eabe094b0b0a1b3baa9d2fdc0e667a

Request headers

accept-language
de-DE,de;q=0.9
Referer
https://cdn.auth0.com/backend-templates/main.css
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

x-amz-version-id
apty9aRghhUkrsmZ.AY_4pmk0_u9M62P
date
Tue, 18 Oct 2022 13:13:16 GMT
via
1.1 9336c14434e205e440418213079c6074.cloudfront.net (CloudFront)
last-modified
Tue, 04 Apr 2017 20:35:27 GMT
server
AmazonS3
x-amz-cf-pop
FRA60-P1
age
190
etag
"96d614e98f509ce310f047f290049f0d"
vary
Accept-Encoding
x-cache
Hit from cloudfront
content-type
image/svg+xml
x-amz-replication-status
COMPLETED
accept-ranges
bytes
content-length
999
x-amz-cf-id
R2VxtwLfOykahLWEIVjezKmL6fB8sGpGKUJ0HQEDg_T2xWGmMCv2cw==
avenir-next-medium.woff2
cdn.auth0.com/styleguide/latest/lib/font/avenir-next/
31 KB
32 KB
Font
General
Full URL
https://cdn.auth0.com/styleguide/latest/lib/font/avenir-next/avenir-next-medium.woff2
Requested by
Host: cdn.auth0.com
URL: https://cdn.auth0.com/styleguide/latest/index.min.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.105.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-105-49.fra60.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
7444f8b2cca0e59929913024a2cbdb33d7301b06407f94d62f5f2e5a835ac637

Request headers

Referer
https://cdn.auth0.com/styleguide/latest/index.min.css
Origin
https://login.bl.ink
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

date
Tue, 18 Oct 2022 13:16:27 GMT
x-amz-version-id
0dOlBROtZt3h3zMSus9QSR_.XrjXSxty
via
1.1 d954dd318e06aa0e69375f36dcd819de.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA60-P1
x-cache
Miss from cloudfront
x-amz-replication-status
COMPLETED
content-length
32236
last-modified
Tue, 03 Jan 2017 19:34:34 GMT
server
AmazonS3
etag
"13068386fe66fd9afd7e13e415885f50"
access-control-max-age
3000
access-control-allow-methods
GET
content-type
application/font-woff2
access-control-allow-origin
*
cache-control
public, max-age=300
vary
Origin
accept-ranges
bytes
x-amz-cf-id
PaAP7aoS5rYc2_Vh6jWsvtASFHz7JTaJmM_08bF7FMvdMOSTA5K3dQ==
avenir-next-regular.woff2
cdn.auth0.com/styleguide/latest/lib/font/avenir-next/
31 KB
32 KB
Font
General
Full URL
https://cdn.auth0.com/styleguide/latest/lib/font/avenir-next/avenir-next-regular.woff2
Requested by
Host: cdn.auth0.com
URL: https://cdn.auth0.com/styleguide/latest/index.min.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.105.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-105-49.fra60.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
3b110c9a55d7de7315aebc7d717ef510e2a717c5d8fbe26a749e2382f7b858d7

Request headers

Referer
https://cdn.auth0.com/styleguide/latest/index.min.css
Origin
https://login.bl.ink
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

date
Tue, 18 Oct 2022 13:16:27 GMT
x-amz-version-id
mQFCr2jXiTlrCF7Cw8imgFDyGCp_5pfi
via
1.1 d954dd318e06aa0e69375f36dcd819de.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA60-P1
x-cache
Miss from cloudfront
x-amz-replication-status
COMPLETED
content-length
31944
last-modified
Tue, 03 Jan 2017 19:34:34 GMT
server
AmazonS3
etag
"851774df81a3d857ed6d149e0b8e6c60"
access-control-max-age
3000
access-control-allow-methods
GET
content-type
application/font-woff2
access-control-allow-origin
*
cache-control
public, max-age=300
vary
Origin
accept-ranges
bytes
x-amz-cf-id
dOuwUbnD1V0QrGX3F48AtpZlZ1DiDmu2JWXgoSKugwVHK-8CQ5RbDw==
avenir-next-regular-italic.woff2
cdn.auth0.com/styleguide/latest/lib/font/avenir-next/
32 KB
33 KB
Font
General
Full URL
https://cdn.auth0.com/styleguide/latest/lib/font/avenir-next/avenir-next-regular-italic.woff2
Requested by
Host: cdn.auth0.com
URL: https://cdn.auth0.com/styleguide/latest/index.min.css
Protocol
H2
Security
TLS 1.3, , AES_128_GCM
Server
13.32.105.49 , United States, ASN16509 (AMAZON-02, US),
Reverse DNS
server-13-32-105-49.fra60.r.cloudfront.net
Software
AmazonS3 /
Resource Hash
dcc69817e6231784436b3dd693d9715f62466a5e7cbc8b2036c74df28fb7e4b0

Request headers

Referer
https://cdn.auth0.com/styleguide/latest/index.min.css
Origin
https://login.bl.ink
accept-language
de-DE,de;q=0.9
User-Agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.5249.119 Safari/537.36

Response headers

date
Tue, 18 Oct 2022 13:16:27 GMT
x-amz-version-id
Bbziqstg1OInngHAFJK4lXY0kTLHzGGS
via
1.1 d954dd318e06aa0e69375f36dcd819de.cloudfront.net (CloudFront)
x-amz-cf-pop
FRA60-P1
x-cache
Miss from cloudfront
x-amz-replication-status
COMPLETED
content-length
33116
last-modified
Tue, 03 Jan 2017 19:34:34 GMT
server
AmazonS3
etag
"d97f2f7c6cba5c5250a56da8df848e23"
access-control-max-age
3000
access-control-allow-methods
GET
content-type
application/font-woff2
access-control-allow-origin
*
cache-control
public, max-age=300
vary
Origin
accept-ranges
bytes
x-amz-cf-id
vIhHWWp6tlM_oykAAsGRAnk3oNKf0Dh87t3EpS7WlizFaaDnwVeZ5w==

Verdicts & Comments Add Verdict or Comment

9 JavaScript Global Variables

These are the non-standard "global" variables defined on the window object. These can be helpful in identifying possible client-side frameworks and code.

object| onbeforeinput object| oncontextlost object| oncontextrestored function| structuredClone object| launchQueue object| onbeforematch function| getScreenDetails function| queryLocalFonts object| navigation

5 Cookies

Domain/Path Name / Value
login.bl.ink/usernamepassword/login Name: _csrf
Value: 49jEEd1zH81wq1OCnVLv0SyP
login.bl.ink/ Name: did
Value: s%3Av0%3A1143a090-4ee7-11ed-a1fb-3d34aae39340.UcCr657KloR8fnnzT06%2By1K74chQ8ilR49WHB3QZ45Y
login.bl.ink/ Name: auth0
Value: s%3Av1.gadzZXNzaW9ugqZoYW5kbGXEQOSIBo7medI9ytWkkFhqshBOLBT3ZvDqWN0-L-ztm84cDOv-9DKMQeQoMjhagRHg1AurMdOoIgdyaBFPn2wvl9GmY29va2llg6dleHBpcmVz1_89CQAAY1Kbqa5vcmlnaW5hbE1heEFnZc4PcxQAqHNhbWVTaXRlpG5vbmU.SkfedC5JF4hD3knNBOn7a%2FJxb6%2BUdq7ho47XHljdB3c
login.bl.ink/ Name: did_compat
Value: s%3Av0%3A1143a090-4ee7-11ed-a1fb-3d34aae39340.UcCr657KloR8fnnzT06%2By1K74chQ8ilR49WHB3QZ45Y
login.bl.ink/ Name: auth0_compat
Value: s%3Av1.gadzZXNzaW9ugqZoYW5kbGXEQOSIBo7medI9ytWkkFhqshBOLBT3ZvDqWN0-L-ztm84cDOv-9DKMQeQoMjhagRHg1AurMdOoIgdyaBFPn2wvl9GmY29va2llg6dleHBpcmVz1_89CQAAY1Kbqa5vcmlnaW5hbE1heEFnZc4PcxQAqHNhbWVTaXRlpG5vbmU.SkfedC5JF4hD3knNBOn7a%2FJxb6%2BUdq7ho47XHljdB3c

1 Console Messages

Source Level URL
Text
network error URL: https://login.bl.ink/login
Message:
Failed to load resource: the server responded with a status of 400 ()

Security Headers

This page lists any security headers set by the main page. If you want to understand what these mean and how to use them, head on over to this page

Header Value
Strict-Transport-Security max-age=31536000
X-Content-Type-Options nosniff