AS/BGP Report -> United States -> as397423

book Summary for as397423

The Autonomous System (AS) number 397423 is assigned to Tier.Net Technologies LLC. AS397423 is assigned on 2019-03-26 by the Regional Internet Registry arin. The country of registration is United States. At least 30,004 domains are hosted on AS397423. Examples of domains are founderfox.io and hogan-shoesonline.com. At least 1,134 name servers are hosted on AS397423. Examples of name servers are ns2.nsnov21.com and ns1.nsnov21.com. There are 128 IPv4 prefixes announced by AS397423. Examples of prefixes are and There are 8 IPv6 prefixes announced by AS397423. Examples of prefixes are 2604:f440::/48 and 2604:f440:1::/48.

book General Information

AS number397423 (AS397423 / ASN397423)
OrganizationTier.Net Technologies LLC
CountryUnited States (US) us flag
Allocation date2019-03-26 by ARIN
Number of IPv4 addresses37,888
ASRank (based on number of IPs)4,714
Number of IP prefixes128 (IPv4) 8 (IPv6)
AS has bogon prefixesNo
Number of peers8 (IPv4) 7 (IPv6)

trending_up Hosting Summary

Number of domains hosted30,004
Number of adult domains hosted38
Number of name servers hosted1,134
Number of SPAM hosts hosted6
Number of open proxies hosted0
Number of mail servers hosted22,267
Number of IDN domains hosted0
Number of domains in Alexa top million90

import_export IP Prefixes and Peers

2604:f440::/48US us flagTier.Net Technologies LLC
2604:f440:1::/48US us flagTier.Net Technologies LLC
2604:f440:2::/48US us flagTier.Net Technologies LLC
2604:f440:3::/48US us flagTier.Net Technologies LLC
2604:f440:4::/48US us flagTier.Net Technologies LLC
2604:f440:7::/48US us flagTier.Net Technologies LLC
2605:6c80:6::/48US us flagH4Y Technologies LLC
2a10:3980::/29LT lt flagKarolio IT paslaugos, UAB

Peer V4CountryDescription
29802US us flagHIVELOCITY, Inc.
3356US us flagLevel 3 Parent, LLC
40676US us flagPsychz Networks
55039US us flagFatbeam, LLC
174US us flagCogent Communications
6461US us flagZayo Bandwidth
26548US us flagPureVoltage Hosting Inc.
395378US us flagCascade Divide Colo, Inc.

Peer V6CountryDescription
26548US us flagPureVoltage Hosting Inc.
29802US us flagHIVELOCITY, Inc.
55039US us flagFatbeam, LLC
3356US us flagLevel 3 Parent, LLC
395378US us flagCascade Divide Colo, Inc.
174US us flagCogent Communications
40676US us flagPsychz Networks

Number of prefixes and peers for the last 360 days.


dns Hosting Details

timeline History Graphs

Number of domains, mail and name server hosted in the past on this AS.

Hosting history of domains break down by Top Level Domain (TLD) category.

AS Ranking history based on number of IPv4 addresses.


business Whois Information

Loading whois information.....

flag Country Information

CountryUnited States us flag
Area9,629,091 km²
Map of country us

announcement About this Report

The AS/BGP Report is calculated for every allocated AS number. The report is updated on a weekly basis, last updated on 2021-11-21.

The underlying DNS data is updated every 3 weeks, the Whois data is cached for about one month.

Share direct link to this report page:


code API access to this Report

premium ASInfo

ASN info as displayed in this report.

free IP2ASN

ASN & Subnet info about an IP.

premium SubnetInfo

Subnet info used in this report.