mailserver.opmresponse.com - robtex.com
mailserver.opmresponse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.161.21.1🇨🇦 OVH51.161.0.0/17 Hosting route | ||||||
| PTR | ns3.expirationwarning.net | ||||||
| NS | ns3.expirationwarning.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 51.161.21.1🇨🇦 OVH51.161.0.0/17 Hosting route | ||||||
| PTR | ns3.expirationwarning.net | ||||||
| NS | ns7.expirationwarning.net ⚠️ Not in parent delegation | ||||||
| A | 51.195.17.68🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | ns7.expirationwarning.net | ||||||
| SOA | ns3.expirationwarning.nethostmaster@expirationwarning.net 2026-03-20 #0 | ||||||
opmresponse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 51.161.21.1🇨🇦 OVH51.161.0.0/17 Hosting route | ||||||
| NS | ns3.expirationwarning.net ⭐ | ||||||
| NS | ns7.expirationwarning.net | ||||||
| SOA | ns3.expirationwarning.nethostmaster@expirationwarning.net 2026-03-20 #0 | ||||||
Same first word
Similar names
DNS History
10 records (3 active, 7 former)
○NSjiajia.ns.giantpanda.com2026-02-21 → 2026-02-21 · 3 obs
○ 2026-04-13 02:45:36
○ 2026-04-13 02:45:38
●NSns3.expirationwarning.net2026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 02:45:36
● 2026-04-13 02:45:38
●NSns7.expirationwarning.net2026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 02:45:36
● 2026-04-13 02:45:38
○NSpo.ns.giantpanda.com2026-02-21 → 2026-02-21 · 3 obs
○ 2026-04-13 02:45:36
○ 2026-04-13 02:45:38
○MXmail.mailerhost.net2026-02-21 → 2026-02-21 · 3 obs
○ 2026-04-13 02:45:36
○ 2026-04-13 02:45:38
○A2600:3c03::f03c:95ff:fe91:5d522026-02-21 → 2026-02-21 · 3 obs
○ 2026-04-13 02:45:36
○ 2026-04-13 02:45:38
○A2600:3c03::f03c:95ff:feed:4d4f2026-02-21 → 2026-02-21 · 3 obs
○ 2026-04-13 02:45:36
○ 2026-04-13 02:45:38
●A51.161.21.12026-04-13 → 2026-04-13 · 3 obs
● 2026-04-13 02:45:36
● 2026-04-13 02:45:38
○A66.175.209.1792026-02-21 → 2026-02-21 · 3 obs
○ 2026-04-13 02:45:36
○ 2026-04-13 02:45:38
○A96.126.111.1652026-02-21 → 2026-02-21 · 3 obs
○ 2026-04-13 02:45:36
○ 2026-04-13 02:45:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | g.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net, b.gtld-servers.net... | - |
| opmresponse.com | ns3.expirationwarning.net, ns7.expirationwarning.net | - |
✅ Authoritative Response
Server:51.195.17.68
NS records: ns3.expirationwarning.net, ns7.expirationwarning.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opmresponse.com (unsigned zone)
⏱️ Timing
Total: 736ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.161.21.1 |
| NS | 2 | ns3.expirationwarning.net, ns7.expirationwarning.net |
| SOA | 1 | ns3.expirationwarning.net hostmaster.exp |
Analysis
IP Addresses
mailserver.opmresponse.com points to IP number 51.161.21.1.
For instance, other host names pkuhos.com, cdcd16.com, teenhomereality.com, bsddn.com and ngp2.com share IP numbers with mailserver.opmresponse.com.
Name Servers
mailserver.opmresponse.com is delegated to two name servers: ns3.expirationwarning.net and ns7.expirationwarning.net.
mailserver.opmresponse.com uses the same name server setup as other domains such as (0x736578)yally.com, pillbuytoppremium.com, hilegen.com, tjjhmj.com and mpihp.com.
mailserver.opmresponse.com shares name servers with other domains at least partially, for instance mjhy.net, manloves.net and dsyq.net.
These name servers are commonly used with ns1.expirationwarning.net.
Host names with one IP number:
ns3.expirationwarning.net points to: 51.161.21.1.
ns7.expirationwarning.net points to: 51.195.17.68.