IPLIST.NET - sdns100.ultradns.org
Search for IP or hostnames:
sdns100.ultradns.org checked at 2025-10-15T04:44:00.696Z 137ms 33/33/33 100% R:8sdns100.ultradns.org
| A | 2610:a1:1004::64 🇺🇸 Neustar | ||||||
| PTR | sdns100.ultradns.org | ||||||
| A | 156.154.143.100🇺🇸 Neustar | ||||||
| PTR | sdns100.ultradns.org | ||||||
ultradns.org
PTR for
100.143.154.156.in-addr.arpa |
4.6.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.4.0.0.1.1.a.0.0.0.1.6.2.ip6.arpa |
NS for
AI analysis
sdns100.ultradns.org serves as the name server for optpg.com.
Together with sdns100.ultradns.org, sdns100.ultradns.biz, sdns100.ultradns.com and sdns100.ultradns.net are commonly used as name servers.
sdns100.ultradns.org resolves to two IP numbers: 2610:a1:1004::64 and 156.154.143.100.
dbq