WWW.RTSAK.COM - cssd11.k12.co.us
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cssd11.k12.co.us checked at 2025-10-20T05:48:29.243Z 1179ms 53/53/53 100% R:8cssd11.k12.co.us
| NS | authns1.qwest.net | ||||||
| A | 2001:428::5 🇺🇸 Lumen AS209 | ||||||
| PTR | authns1.qwest.net | ||||||
| A | 63.150.72.4🇺🇸 Lumen AS209 | ||||||
| PTR | authns1.centurylink.net | ||||||
| PTR | authns1.qwest.net | ||||||
| PTR | authns1.lumen.tech | ||||||
| NS | authns2.qwest.net | ||||||
| A | 2001:428::6 🇺🇸 Lumen AS209 | ||||||
| PTR | authns2.qwest.net | ||||||
| A | 208.44.130.120🇺🇸 Lumen AS209 | ||||||
| PTR | authns2.centurylink.net | ||||||
| PTR | authns2.qwest.net | ||||||
| PTR | authns2.lumen.tech | ||||||
| MX | mailgate.d11.org | ||||||
k12.co.us
| NS | ns1.localitymanagement.us | ||||||
| NS | ns2.localitymanagement.us | ||||||
| NS | ns3.localitymanagement.us | ||||||
| NS | ns4.localitymanagement.us | ||||||
rank #147 in the tld
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cssd11.k12.co.us |
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AI analysis
cssd11.k12.co.us is a parent of www.cssd11.k12.co.us, d11ns1.cssd11.k12.co.us and d11ns2.cssd11.k12.co.us.
Two name servers authns1.qwest.net and authns2.qwest.net are delegated to cssd11.k12.co.us.
cssd11.k12.co.us uses the same name server configuration as other domains, such as 140.69.69.in-addr.arpa, centurylinkhome.org, 222.149.63.in-addr.arpa, 147.1.71.in-addr.arpa and 62.180.209.in-addr.arpa.
cssd11.k12.co.us shares name servers with other domains at least partially, for instance 72.17.208.in-addr.arpa, 164.231.216.in-addr.arpa, ironkey.co.uk and 251.238.64.in-addr.arpa.
Host names with two IPs:
authns1.qwest.net points to 2001:428::5 and 63.150.72.4.
authns2.qwest.net points to 2001:428::6 and 208.44.130.120.
cssd11.k12.co.us is handled by a single mail server, mailgate.d11.org.