codex.io - robtex.com
codex.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1784591942 | ||||||
Subdomains
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●NSns-1234.awsdns-26.org2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●NSns-1647.awsdns-13.co.uk2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●NSns-383.awsdns-47.com2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●NSns-585.awsdns-09.net2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●MXalt1.aspmx.l.google.com2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●MXalt2.aspmx.l.google.com2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●MXalt3.aspmx.l.google.com2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●MXalt4.aspmx.l.google.com2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●MXaspmx.l.google.com2026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
●A198.202.211.12026-02-17 → 2026-07-21 · 2 obs
● 2026-07-21 00:58:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | a0.nic.io, a2.nic.io, b0.nic.io, c0.nic.io | - |
| codex.io | ns-585.awsdns-09.net, ns-1234.awsdns-26.org, ns-1647.awsdns-13.co.uk, ns-383.awsdns-47.com | - |
✅ Authoritative Response
Server:205.251.194.73
NS records: ns-585.awsdns-09.net, ns-1234.awsdns-26.org, ns-1647.awsdns-13.co.uk, ns-383.awsdns-47.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codex.io (unsigned zone)
⏱️ Timing
Total: 669ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.202.211.1 |
| NS | 4 | ns-1234.awsdns-26.org, ns-1647.awsdns-13.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 4 | google-site-verification=-J5Rv2V3agj4cKz, google-site-verification=eCx73m0kRi_CdHR... |
| SOA | 1 | ns-383.awsdns-47.com awsdns-hostmaster.a |
Analysis
Hierarchy
billing.codex.io and status.codex.io each fall under codex.io as their parent domain.
IP Addresses
codex.io resolves to just one IP address, 198.202.211.1.
Two other host names, along with paninobreads.co.uk, b-lee.me and ibschiessl.de, also share IP numbers with codex.io.
Name Servers
The NS records for codex.io point to four name servers: ns-383.awsdns-47.com, ns-585.awsdns-09.net, ns-1234.awsdns-26.org and ns-1647.awsdns-13.co.uk.
codex.io partially shares its NS delegation with several other domains, including cyclemillofmd.com, 20.44.96.in-addr.arpa, kino-lingen.de and two others.
ns-383.awsdns-47.com, ns-585.awsdns-09.net, ns-1234.awsdns-26.org and ns-1647.awsdns-13.co.uk each carry two IP addresses. ns-383.awsdns-47.com has 205.251.193.127 and 2600:9000:5301:7f00::1; ns-585.awsdns-09.net has 205.251.194.73 and 2600:9000:5302:4900::1; ns-1234.awsdns-26.org has 205.251.196.210 and 2600:9000:5304:d200::1; ns-1647.awsdns-13.co.uk has 205.251.198.111 and 2600:9000:5306:6f00::1.
Mail Servers
Mail for codex.io is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
There is at least a partial MX overlap between codex.io and other domains, including ns500698.ns500759.ns500758.ns500698.ns500758.ns500735.ns500698.ns500698.ns500698.ns500708.ns500698.ns500698.ns500698.ns500619.ns500619.trackreceptor.com, ns500758.ns500759.ns500759.ns500759.ns500735.ns500736.ns500735.ns500698.ns500698.ns500735.ns500708.ns500576.ns500708.ns500698.ns500619.ns500652.ns500576.trackreceptor.com, ns500734.ns500734.ns500693.ns500699.ns500699.ns500693.ns500699.ns500693.ns500699.ns500588.ns500693.ns500632.ns500632.ns500612.ns500112.dtrkdll.com and two others.
These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.
Host names that have two IP addresses:
aspmx.l.google.com maps to two IP addresses — 172.253.139.27 and 2607:f8b0:4004:c21::1a.
alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.27 and 2a00:1450:4009:c0f::1a.
alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1a.