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AS395610 Nexstar Broadcasting Inc.

United States NXST-AS395610 ARIN 131 IPv4 prefixes 0 IPv6 prefixes
IPv4 addresses
67,584
IPv6 /48 networks
0
RPKI
0 valid131 no ROA
Peers and downstreams
0

Holder

AS name
NXST-AS395610
Description
Nexstar Broadcasting Inc.
Organisation
Nexstar Broadcasting Inc.
Abuse contact
Not published
Assigned
2016-10-19
Registered
2016-10-20
Record last changed
2026-04-17 18:54 UTC
163.194.0.0/16163.194.10.0/24163.194.100.0/24163.194.101.0/24163.194.102.0/24163.194.104.0/24163.194.105.0/24163.194.107.0/24163.194.109.0/24163.194.110.0/24163.194.111.0/24163.194.113.0/24163.194.117.0/24163.194.118.0/24163.194.12.0/24163.194.120.0/24163.194.121.0/24163.194.122.0/24163.194.124.0/24163.194.126.0/24163.194.128.0/24163.194.13.0/24163.194.130.0/24163.194.132.0/24163.194.134.0/24163.194.136.0/24163.194.138.0/24163.194.141.0/24163.194.144.0/24163.194.145.0/24163.194.147.0/24163.194.152.0/24163.194.154.0/24163.194.155.0/24163.194.156.0/24163.194.158.0/24163.194.160.0/24163.194.162.0/24163.194.163.0/24163.194.164.0/24163.194.165.0/24163.194.167.0/24163.194.168.0/24163.194.169.0/24163.194.171.0/24163.194.173.0/24163.194.174.0/24163.194.175.0/24163.194.178.0/24163.194.179.0/24163.194.183.0/24163.194.185.0/24163.194.187.0/24163.194.189.0/24163.194.19.0/24163.194.190.0/24163.194.191.0/24163.194.192.0/24163.194.193.0/24163.194.194.0/24163.194.195.0/24163.194.196.0/24163.194.197.0/24163.194.198.0/24163.194.199.0/24163.194.2.0/24163.194.200.0/24163.194.201.0/24163.194.203.0/24163.194.204.0/24163.194.205.0/24163.194.206.0/24163.194.207.0/24163.194.208.0/24163.194.209.0/24163.194.21.0/24163.194.215.0/24163.194.22.0/24163.194.220.0/24163.194.221.0/24163.194.23.0/24163.194.24.0/24163.194.241.0/24163.194.242.0/24163.194.243.0/24163.194.25.0/24163.194.253.0/24163.194.254.0/24163.194.26.0/24163.194.28.0/24163.194.29.0/24163.194.4.0/24163.194.42.0/24163.194.44.0/24163.194.46.0/24163.194.48.0/24163.194.49.0/24163.194.51.0/24163.194.54.0/24163.194.55.0/24163.194.56.0/24163.194.58.0/24163.194.59.0/24163.194.6.0/24163.194.60.0/24163.194.61.0/24163.194.62.0/24163.194.63.0/24163.194.64.0/24163.194.66.0/24163.194.67.0/24163.194.68.0/24163.194.69.0/24163.194.7.0/24163.194.70.0/24163.194.71.0/24163.194.8.0/24163.194.86.0/24163.194.87.0/24163.194.88.0/24163.194.89.0/24163.194.90.0/24163.194.91.0/24163.194.92.0/24163.194.93.0/24163.194.94.0/24163.194.97.0/24163.194.98.0/24172.84.136.0/21172.84.140.0/23172.84.142.0/23

Upstream graph

Upstreams and their upstreams, from BGP paths
AS6057 Administracion Nacional de Telecomunicaciones AS6057 · UY Administracion Nacion… AS14840 BR.Digital Telecom AS14840 · BR BR.Digital Telecom AS3356 Level 3 Parent, LLC AS3356 · US Level 3 Parent, LLC AS6939 Hurricane Electric LLC AS6939 · US Hurricane Electric LLC AS35280 F5 Networks SARL AS35280 · FR F5 Networks SARL AS25091 IP-Max SA AS25091 · CH IP-Max SA AS174 AS174 AS174 AS174 AS6461 Zayo Bandwidth AS6461 · US Zayo Bandwidth AS7018 AT&T Enterprises, LLC AS7018 · US AT&T Enterprises, LLC AS7922 Comcast Cable Communications, LLC AS7922 · US Comcast Cable Communi… AS395610 Nexstar Broadcasting Inc. AS395610 · US Nexstar Broadcasting …

Network health

Grade E · 35/100
fail Prefixes covered by valid ROAs
0 of 131 announced prefixes are RPKI valid, 131 have no ROA.		 0/25
pass No RPKI invalid announcements
None of the announcements is RPKI invalid.		 10/10
fail Announces IPv6
No IPv6 prefixes are announced.		 0/15
pass More than one upstream
4 upstreams seen in BGP.		 10/10
fail Working abuse contact
No abuse contact is published in the registry.		 0/15
fail Publishes a geofeed
No geofeed found. Without one, location databases have to guess.		 0/10
pass No prefixes smaller than /24 or /48
All prefixes are /24 (IPv4) or /48 (IPv6) or larger.		 10/10
pass Registry record maintained
Last changed 2026-04-17.		 5/5
Built from the announced prefixes, RPKI, the registry record and geofeeds. Checks without data are not counted. Also in the API.
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Routing changes

Last 30 days
No changes recorded in the last 30 days. Changes are recorded each time the routing data of this AS is refreshed. Get alerts in real time.

WHOIS

aut-num:        AS395610
as-name:        NXST-AS395610
handle:         AS395610
remarks:        Nexstar Data Centers
registrant:     NB-180 (Nexstar Media Inc.)
administrative,abuse,noc,technical:NETWO7857-ARIN (Network-Eng) <arincontacts@nexstar.tv>
last changed:   2026-04-17T14:54:35-04:00
registration:   2016-10-20T12:56:52-04:00
source:         ARIN (RDAP)