ASN database

You may find these sub-pages interesting as well:

Related tools

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

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

AS13367, Comcast Cable Communications, LLC

Last update of data:
02-05-2024 22:08 UTC

ASN:

AS13367 (COMCAST-13367)

Country:

US - United States (North America)

Org.:

Comcast Cable Communications, LLC

Stats:

Peers

IX'es

Prefixes

IPv4

3.328

IPv6

8,3E+25

Contact:

Comcast Cable Communications, LLC
1800 Bishops Gate Blvd
08054
Mt Laurel
US

+1-888-565-4329

Network Abuse and Policy Observance
abuse@comcast.net
+1-888-565-4329

History

Date

Peers

IX'es

Prefixes

IPv4

IPv6

14-03-2024

21-03-2024

04-04-2024

-2

18-04-2024

-1

25-04-2024

Current

3.328

8,3E+25

- - show more (+9 entries) - -

Peers

Country

Relationship

ASN

Organization

Peers

Prefix'es

Netherlands

Downstream

AS20940

Akamai International B.V.

526

198

United States

Upstream

AS3356

Level 3 Parent, LLC

6.668

791

United States

Upstream

AS7922

Comcast Cable Communications, LLC

159

157

United States

Downstream

AS5774

United States Postal Service.

United States

Downstream

AS6924

Star Tribune

United States

Downstream

AS7800

Allina Health System, Inc.

United States

Downstream

AS8116

Guidant Corporation

United States

Downstream

AS11176

SMART CITY NETWORKS, LIMITED PARTNERSHIP

United States

Downstream

AS11609

ELAVON

United States

Downstream

AS11852

White House Custom Colour, Inc

United States

Downstream

AS13712

Saint Marys University of Minnesota

- - show more (+74 entries) - -

Announced (uniq) prefixes

Country

ASN

Announced prefix

Description

Size

United States

AS13367

50.173.201.0/24