iamroot.tech
Toggle navigation
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
updated
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
All tools
Page nav
Page nav
iamroot.tech
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
updated
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
Internet tools
DNS lookup
DNS propagation check
Port scan + probeing
WHOIS / RDAP lookup
updated
HTTP/S request tool
TLS/SSL certificate check
beta
E-mail DNSBL blacklist check
Reverse DNS
CIDR calculator
beta
ASN database lookup
beta
What is my IPv4 and IPv6?
GeoIP location
QR code generator
Dev tools
Color contrast checker
Color picker
Lorem ipsum generator
URL encode/decode
HTML encode/decode
BASE64 encode/decode
Hash calculator (CRC64 - MD5 - SHA - RIPEMD)
Misc tools
Password generator
World map, day/night + local time
beta
CTRL+D to bookmark
Add to homescreen
×
Tap the 'Share button' at the bottom of the screen:
Scroll down the list, and select 'Add to Home Screen':
Tap the menu icon (3 dots - upper right-hand corner):
and select 'Add to homescreen'.:
ASN database
You may find these sub-pages interesting as well:
Top ASN's by country
Directory of +1.200 verified looking glass url's
NEW: ASN database statistics
Related tools
DNS lookup
DNS lookup / nslookup / DIG of DNS records. An online tool for DNS lookups. By default recursive lookups querying the authoritative name servers. Lookups on specific DNS resolvers are also possible. Additionally, it will look up secondary records and output a full log of what was done on a technical level.
WHOIS / RDAP lookup
updated
Perform WHOIS and/or RDAP lookups on domains, IP addresses, and ASNs. Will output all available technical info, contact info, etc.
Reverse DNS
Perform reverse DNS (rDNS/PTR) lookups of any IP.
CIDR calculator
beta
IP to CIDR calculation tool with subnet info. The reverse, CIDR ranges to IP addresses, is also possible. Last but not least, it includes a tool for refactoring groups of IPs, domain names, and/or other CIDR ranges.
What is my IPv4 and IPv6?
Check your own IP - both IPv4 and IPv6. Works as a connectivity test as well.
GeoIP location
Online tool GeoIP location of any IP and/or domain.
World map, day/night + local time
beta
Beautiful day/night map of the world, with markup of all major cities including local date and time.
Result
AS73, University of Washington
Last update of data:
27-04-2024 03:22 UTC
ASN:
AS73 (WASHINGTON-AS)
Country:
US - United States (North America)
Org.:
University of Washington
https://www.uw.edu
Stats:
Peers
1
IX'es
-
Prefixes
11
IPv4
+240K
IPv6
7,9E+28
Contact:
University of Washington
4545 15th Ave NE
98105
Seattle
US
+1-206-221-7000
University of Washington Security Operations
security@uw.edu
+1-206-221-7000
Peers
Country
Relationship
ASN
Organization
Peers
Prefix'es
United States
Upstream
AS101
University of Washington
53
5
Announced (uniq) prefixes
Country
ASN
Announced prefix
Description
Size
United States
AS73
69.91.192.0/18
University of Washington
16.384
United States
AS73
108.179.140.0/22
University of Washington
1.024
United States
AS73
128.95.0.0/16
University of Washington
65.536
United States
AS73
128.208.0.0/16
University of Washington
65.536
United States
AS73
140.142.0.0/16
University of Washington
65.536
United States
AS73
173.250.160.0/19
University of Washington
8.192
United States
AS73
192.42.144.0/24
University of Washington
256
United States
AS73
198.48.64.0/19
University of Washington
8.192
United States
AS73
204.69.8.0/21
University of Washington
2.048
United States
AS73
205.175.96.0/19
University of Washington
8.192
Country
ASN
Announced prefix
Description
Size
United States
AS73
2607:4000::/32
University of Washington
7,9E+28
Log
000
+000
Parse input (ASN)
000
+000
Search database for 'AS73'
002
+002
1 ASN's found
002
+000
Done
002
+000
Load details of AS73
011
+010
11 prefixes found
014
+003
1 peers found
016
+001
No matching IX connections found!
017
+002
2 links loaded, 1 verified
021
+004
1 historical items loaded
021
+000
Done