nullable.co - dns.ninja
nullable.co
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759703410 | ||||||
Same first word
nullable.com |
nullable.eu |
nullable.net |
nullable.org |
nullable.group |
nullable.de |
nullable.se |
nullable.email |
nullable.co |
Similar names
DNS History
10 records (6 active, 4 former)
●NSns1.messagingengine.com2017-03-14 → 2026-07-12 · 2 obs
● 2026-07-12 05:04:02
●NSns2.messagingengine.com2017-03-14 → 2026-07-12 · 2 obs
● 2026-07-12 05:04:02
○MXin1-smtp.messagingengine.com2017-03-14 → 2026-04-12 · 3 obs
● 2026-04-12 00:29:30
○ 2026-07-12 05:04:02
○MXin2-smtp.messagingengine.com2017-03-14 → 2026-04-12 · 3 obs
● 2026-04-12 00:29:30
○ 2026-07-12 05:04:02
●MXus1-smtp.messagingengine.com2026-07-12 → 2026-07-12 · 2 obs
● 2026-07-12 05:04:02
●MXus2-smtp.messagingengine.com2026-07-12 → 2026-07-12 · 2 obs
● 2026-07-12 05:04:02
●A103.168.172.372026-03-24 → 2026-07-12 · 3 obs
● 2026-03-24 01:57:52
● 2026-07-12 05:04:02
●A103.168.172.522026-03-24 → 2026-07-12 · 3 obs
● 2026-03-24 01:57:52
● 2026-07-12 05:04:02
○A66.111.4.532017-03-14 → 2017-03-14 · 3 obs
○ 2026-03-24 01:57:52
○ 2026-07-12 05:04:02
○A66.111.4.542017-03-14 → 2017-03-14 · 3 obs
○ 2026-03-24 01:57:52
○ 2026-07-12 05:04:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| nullable.co | ns2.messagingengine.com, ns1.messagingengine.com | - |
✅ Authoritative Response
Server:162.159.24.178
NS records: ns2.messagingengine.com, ns1.messagingengine.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for nullable.co (unsigned zone)
⏱️ Timing
Total: 431ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 103.168.172.37, 103.168.172.52 |
| NS | 2 | ns1.messagingengine.com, ns2.messagingengine.com |
| MX | 2 | us1-smtp.messagingengine.com (pri: 10), us2-smtp.messagingengine.com (pri: 20) |
| TXT | 1 | v=spf1 include:spf.messagingengine.com ? |
| SOA | 1 | ns1.messagingengine.com postmaster.messa |
Analysis
IP Addresses
nullable.co has two IP addresses: 103.168.172.37 and 103.168.172.52
Two other host names, along with delicata.org, two.reasoning.com and thomas-kern.at, also share IP numbers with nullable.co.
Name Servers
nullable.co is delegated to two name servers: ns1.messagingengine.com and ns2.messagingengine.com.
nullable.co shares its NS records with other domains, for example tcole.net, gypsyfeet.com, freeman.me and two others.
Some name servers delegated to nullable.co are also used by other domains, notably icgroup.com and kostyrka.net.
ns1.messagingengine.com → 162.159.24.178 and ns2.messagingengine.com → 162.159.25.191: one IP number per host name.
Mail Servers
nullable.co is served by two mail servers, us1-smtp.messagingengine.com and us2-smtp.messagingengine.com.
Among the domains sharing a mail server setup with nullable.co are ddev.biz, chrishamilton.org, braingames.careers and two others.
nullable.co and other domains — y2u.org for instance — share at least some mail servers.
DNS names with 8 IP addresses:
us1-smtp.messagingengine.com resolves to 103.168.172.216, 103.168.172.217, 103.168.172.218 and 5 other IP addresses.
Host names that resolve to four IP numbers:
us2-smtp.messagingengine.com resolves to four IP addresses — 202.12.124.216, 202.12.124.217, 202.12.124.218 and 202.12.124.219.