MXLIST.NET - optimum.tel
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optimum.tel checked at 2025-10-24T18:59:48.861Z 254ms 84/84/84 100% R:9optimum.tel
| NS | pdns5.ultradns.info | ||||||
| A | 2610:a1:1016::1 🇺🇸 Neustar | ||||||
| PTR | pdns5.ultradns.info | ||||||
| A | 204.74.114.1🇺🇸 Neustar | ||||||
| PTR | pdns5.ultradns.info | ||||||
| NS | pdns1.ultradns.net | ||||||
| A | 2001:502:f3ff::1 🇺🇸 Neustar | ||||||
| PTR | pdns1.ultradns.net | ||||||
| A | 204.74.108.1🇺🇸 Neustar | ||||||
| PTR | pdns1.ultradns.net | ||||||
| NS | pdns2.ultradns.net | ||||||
| A | 2610:a1:1014::1 🇺🇸 Neustar | ||||||
| PTR | pdns2.ultradns.net | ||||||
| A | 204.74.109.1🇺🇸 Neustar | ||||||
| PTR | pdns2.ultradns.net | ||||||
| NS | pdns3.ultradns.org | ||||||
| A | 2610:a1:1015::1 🇺🇸 Neustar | ||||||
| PTR | pdns3.ultradns.org | ||||||
| A | 199.7.68.1🇺🇸 Neustar | ||||||
| PTR | pdns3.ultradns.org | ||||||
| NS | pdns4.ultradns.org | ||||||
| A | 2001:502:4612::1 🇺🇸 Neustar | ||||||
| PTR | pdns4.ultradns.org | ||||||
| A | 199.7.69.1🇺🇸 Neustar | ||||||
| PTR | pdns4.ultradns.org | ||||||
| NS | pdns6.ultradns.co.uk | ||||||
| A | 2610:a1:1017::1 🇺🇸 Neustar | ||||||
| PTR | pdns6.ultradns.co.uk | ||||||
| A | 204.74.115.1🇺🇸 Neustar | ||||||
| PTR | pdns6.ultradns.co.uk | ||||||
tel
| NS | anycast10.irondns.net | ||||||
| NS | anycast23.irondns.net | ||||||
| NS | anycast24.irondns.net | ||||||
| NS | anycast9.irondns.net | ||||||
Starts with same word
Starts similarily
AI analysis
optimum.tel delegates to six name servers: pdns5.ultradns.info, pdns1.ultradns.net, pdns2.ultradns.net, pdns3.ultradns.org, pdns4.ultradns.org and pdns6.ultradns.co.uk.
optimum.tel at least partially shares name servers with other domains such as biotechnologiespektrum.de, desjardins.coop, simsci-esscor.com, 53.24.78.in-addr.arpa and bmceh.com.
These name servers are often used together with udns1.ultradns.net, udns2.ultradns.net, dns1.p01.nsone.net, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, a1-76.akam.net, a28-67.akam.net, a3-66.akam.net and a4-64.akam.net.
Host names with two IP numbers:
pdns5.ultradns.info points to: 2610:a1:1016::1 and 204.74.114.1.
pdns1.ultradns.net points to: 2001:502:f3ff::1 and 204.74.108.1.
pdns2.ultradns.net points to: 2610:a1:1014::1 and 204.74.109.1.
pdns3.ultradns.org points to: 2610:a1:1015::1 and 199.7.68.1.
pdns4.ultradns.org points to: 2001:502:4612::1 and 199.7.69.1.
pdns6.ultradns.co.uk points to: 2610:a1:1017::1 and 204.74.115.1.