DNSWHOIS.INFO - skybooks.com
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skybooks.com checked at 2025-11-16T23:24:22.906Z 2196ms 78/78/78 100% R:9 allDone:true timedOut:false skybooks.com
| MX | skybooks-com.mail.protection.office365.us | ||||||
| A | 23.103.199.138🇺🇸 Microsoft | ||||||
| PTR | mail-bn3usg020138.inbound.protection.outlook.com | ||||||
| A | 23.103.199.170🇺🇸 Microsoft | ||||||
| PTR | mail-cy1usg020170.inbound.protection.outlook.com | ||||||
| NS | cbru.br.ns.els-gms.att.net | ||||||
| A | 2001:1890:1ff:9f0:68:94:156:132 🇺🇸 AT&T US - 7018 | ||||||
| PTR | cbru.br.ns.els-gms.att.net | ||||||
| A | 68.94.156.132🇺🇸 AT&T US - 7018 | ||||||
| PTR | cbru.br.ns.els-gms.att.net | ||||||
| NS | cmtu.mt.ns.els-gms.att.net | ||||||
| A | 2001:1890:1ff:9f1:99:99:99:132 🇺🇸 AT&T US - 7018 | ||||||
| PTR | cmtu.mt.ns.els-gms.att.net | ||||||
| A | 99.99.99.132🇺🇸 AT&T US - 7018 | ||||||
| PTR | cmtu.mt.ns.els-gms.att.net | ||||||
| A | 66.129.94.229🇺🇸 Out-Of-Region-ARIN | ||||||
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AI analysis
skybooks.com is parent of ns1.skybooks.com, secure.skybooks.com and ns2.skybooks.com.
skybooks.com points to a single IP: 66.129.94.229.
Other host names, for instance secure.skybooks.com, share IP numbers with skybooks.com.
skybooks.com's delegation is to two name servers cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.
skybooks.com shares the same name server configuration as other domains, such as bigtines.com, uabmw.org, 224.254.70.in-addr.arpa, divsys.tv and novelis.info.
skybooks.com at least partially shares its name servers with other domains, for instance nuvaring.it, andriol.it, fertilidadeumaviagem.com, labshop.de and utdol.net.
These name servers are commonly used with ns6.customer.level3.net, ns9.customer.level3.net, auth1.dns.cogentco.com, auth2.dns.cogentco.com, nsa.ups.com, nsb.ups.com, dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, ns1.f5clouddns.com and ns2.f5clouddns.com.
Host names with two IP numbers: cbru.br.ns.els-gms.att.net points to 2001:1890:1ff:9f0:68:94:156:132 and 68.94.156.132; cmtu.mt.ns.els-gms.att.net points to 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132
skybooks.com is served by a single mail server, skybooks-com.mail.protection.office365.us.
Hostname skybooks-com.mail.protection.office365.us resolves to two IPs: 23.103.199.138 and 23.103.199.170.