CF1761656814553-tsm20251027103946

DNSWHOIS.INFO - 21.163.201.in-addr.arpa

Search for IP or hostnames:

21.163.201.in-addr.arpa checked at 2025-10-28T13:06:54.529Z 155ms 42/42/42 100% R:12

21.163.201.in-addr.arpa

NSdns.alestra.net.mx
A201.163.57.5🇲🇽 AS11172
PTRns-mty.axtel.net
PTRdns2.alestra.net.mx
PTRdns.alestra.net.mx
NSmail1.alestra.net.mx
A201.163.56.5🇲🇽 AS11172
PTRns-mex.axtel.net
PTRdns1.alestra.net.mx
PTRmail1.alestra.net.mx
NSmail2.alestra.net.mx
A201.163.58.5🇲🇽 AS11172
PTRns-gdl.axtel.net
PTRmail2.alestra.net.mx

163.201.in-addr.arpa

NSdns.alestra.net.mx
NSmail1.alestra.net.mx
NSmail2.alestra.net.mx

Up

Starts with same word

Starts similarily

AI analysis

21.163.201.in-addr.arpa is a parent of 169.21.163.201.in-addr.arpa, 104.21.163.201.in-addr.arpa, 117.21.163.201.in-addr.arpa, 252.21.163.201.in-addr.arpa, 42.21.163.201.in-addr.arpa and hundreds of other host names.

21.163.201.in-addr.arpa is delegated to three name servers: dns.alestra.net.mx, mail1.alestra.net.mx and mail2.alestra.net.mx.

21.163.201.in-addr.arpa at least partially shares its name servers with other domains, for instance 253.139.201.in-addr.arpa, 96.206.189.in-addr.arpa, 176.151.201.in-addr.arpa, 124.94.200.in-addr.arpa and 22.94.200.in-addr.arpa.

Host names with one IP number:

dns.alestra.net.mx points to: 201.163.57.5.

mail1.alestra.net.mx points to: 201.163.56.5.

mail2.alestra.net.mx points to: 201.163.58.5.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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TZRSsTk CF johedugfp 2025-10-28