mail.nulldev.org - dns.ninja
mail.nulldev.org
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2a01:4f8:1c0c:56a8::1๐ฉ๐ช Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| PTR | mail.nulldev.org | ||||||
| A | 157.90.173.247๐ฉ๐ช Hetzner157.90.0.0/16 HETZNER-DC | ||||||
| TXT | v=spf1 a mx a:mail.nulldev.org a:nulldev.org ip4:176.9.117.126 ip6:2a01:4f8:1... | ||||||
nulldev.org
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 2a01:4f8:151:7147::2๐ฉ๐ช Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 176.9.117.126๐ฉ๐ช Hetzner176.9.0.0/16 HETZNER-RZ-FKS-BLK4 | ||||||
| NS | dns1.registrar-servers.com โญ | ||||||
| NS | dns2.registrar-servers.com | ||||||
| MX | mail.nulldev.org โญ | ||||||
| TXT | openai-domain-verification=dv-eJZlLwSPqACBWahphRonn9Nl | ||||||
| TXT | google-site-verification=9DhwjtaLeVmga4a9E6OikalETenxWEuVG9KqAjkmUAY | ||||||
| TXT | v=spf1 a mx a:mail.nulldev.org a:nulldev.org ip4:176.9.117.126 ip6:2a01:4f8:1... | ||||||
| SOA | dns1.registrar-servers.comhostmaster@registrar-servers.com serial=1780285067 | ||||||
PTR for
MX for
Same first word
Similar names
DNS History
2 records (2 active, 0 former)
โA157.90.173.2472026-02-17 โ 2026-06-05 ยท 2 obs
โ 2026-02-17 10:54:50
โ 2026-06-05 05:38:00
โ 2026-06-05 05:38:00
โA2a01:4f8:1c0c:56a8::12026-02-17 โ 2026-06-05 ยท 2 obs
โ 2026-02-17 10:54:50
โ 2026-06-05 05:38:00
โ 2026-06-05 05:38:00
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| nulldev.org | dns2.registrar-servers.com, dns1.registrar-servers.com | - |
โ Authoritative Response
Server:156.154.132.200
NS records: dns2.registrar-servers.com, dns1.registrar-servers.com
๐ DNSSEC Status
๐ Secure (DNSSEC validated)
Chain of trust verified from root to domain
โฑ๏ธ Timing
Total: 1447ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.90.173.247 |
| AAAA | 1 | 2a01:4f8:1c0c:56a8::1 |
| TXT | 1 | v=spf1 a mx a:mail.nulldev.org a:nulldev |
Analysis
Mail Server Role
mail.nulldev.org is used as a mail server for nulldev.org.
IP Addresses
mail.nulldev.org points to two IP numbers: 157.90.173.247 and 2a01:4f8:1c0c:56a8::1.