IPLIST.NET - alt21.youtube.co
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alt21.youtube.co checked at 2025-09-12T18:35:01.320Z 333ms 185/185/185 100% R:10alt21.youtube.co
youtube.co
| NS | ns1.google.com | ||||||
| NS | ns2.google.com | ||||||
| NS | ns3.google.com | ||||||
| NS | ns4.google.com | ||||||
| MX | smtp.google.com | ||||||
| A | 2607:f8b0:4004:c08::5b 🇺🇸 Google | ||||||
| A | 2607:f8b0:4004:c08::5d 🇺🇸 Google | ||||||
| A | 2607:f8b0:4004:c08::88 🇺🇸 Google | ||||||
| A | 2607:f8b0:4004:c08::be 🇺🇸 Google | ||||||
| A | 172.253.63.91🇺🇸 Google | ||||||
| A | 172.253.63.93🇺🇸 Google | ||||||
| A | 172.253.63.136🇺🇸 Google | ||||||
| A | 172.253.63.190🇺🇸 Google | ||||||
rank #381 in the tld
Starts similarily
AI analysis
The DNS record alt21.youtube.co resolves to the following IP addresses: 2a00:1450:4025:c01::5b, 2a00:1450:4025:c01::5d, 2a00:1450:4025:c01::88, 2a00:1450:4025:c01::be, 142.250.147.91, 142.250.147.93, 142.250.147.136, and 142.250.147.190.
The IP numbers for alt21.youtube.co are also shared by other host names such as alt21.youtube.com.bo, rd-in-f190.1e100.net, rd-in-f136.1e100.net, rd-in-f93.1e100.net, and rd-in-f91.1e100.net.
The four name servers to which alt21.youtube.co is delegated are ns1.google.com, ns2.google.com, ns3.google.com, and ns4.google.com.
The domain alt21.youtube.co shares name servers, at least in part, with other domains such as google.se, 251.117.208.in-addr.arpa, 50.208.203.in-addr.arpa, kioskincentives.net, and 223.251.142.in-addr.arpa.
Each ns1.google.com record corresponds to two IP addresses: 2001:4860:4802:32::a and 216.239.32.10. ns2.google.com record also points to two IP addresses: 2001:4860:4802:34::a and 216.239.34.10. Similarly, ns3.google.com record is associated with two IP addresses: 2001:4860:4802:36::a and 216.239.36.10, and ns4.google.com record points to two IP addresses: 2001:4860:4802:38::a and 216.239.38.10.
The mail server, smtp.google.com, manages alt21.youtube.co.
The mail server setup of alt21.youtube.co is identical to that of other domains such as root101.net, alt015.google.gr, tinytagco.com, filarmonia.com.ua, and legendarystrength.com.
Some mail servers of alt21.youtube.co are partially shared with other domains such as vhnet.cl, gokce.com, mycryptoparadise.com, lao-jing.com, and dynamec.com.
The mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, and alt4.aspmx.l.google.com are frequently utilized in combination.
smtp.google.com is configured to point to nine IP addresses: 2607:f8b0:4004:c06::1a, 2607:f8b0:4004:c06::1b, 2607:f8b0:4004:c09::1a, 2607:f8b0:4004:c09::1b, 64.233.180.26, 172.253.115.26, 172.253.115.27, 172.253.122.26, and 172.253.122.27.