c3po.dk

📜 Historical scan 2026-06-20 02:43:05 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

c3po.dk is a .dk domain served by 2 nameservers (addilyn.ns.cloudflare.com, huxley.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.81.206 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 279ms

Nameserver	IP addresses	PTR	ASN / ISP
addilyn.ns.cloudflare.com	108.162.194.217 162.159.38.217 172.64.34.217 2606:4700:50::a29f:26d9 2803:f800:50::6ca2:c2d9 2a06:98c1:50::ac40:22d9	addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com addilyn.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
huxley.ns.cloudflare.com	108.162.195.188 162.159.44.188 172.64.35.188 2606:4700:58::a29f:2cbc 2803:f800:50::6ca2:c3bc 2a06:98c1:50::ac40:23bc	huxley.ns.cloudflare.com huxley.ns.cloudflare.com huxley.ns.cloudflare.com huxley.ns.cloudflare.com huxley.ns.cloudflare.com huxley.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 189ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.81.206	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.190.234	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

4 records 191ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx1.pub.mailpod11-cph3.one.com	104.37.34.230	mx1.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx2.pub.mailpod11-cph3.one.com	104.37.34.231	mx2.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx3.pub.mailpod11-cph3.one.com	104.37.34.232	mx3.pub.mailpod11-cph3.one.com	AS51468 One.com A/S
10	300s	mx4.pub.mailpod11-cph3.one.com	104.37.34.233	mx4.pub.mailpod11-cph3.one.com	AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

2 records 294ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:beea	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3034::6815:51ce	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 226ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.81.206,172.67.190.234 ech=AEX+DQBBKgAgACDIjZZ8c5lFDU5IzMo0uf5xMkpIjtshrETGixZHNSoUaAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:beea,2606:4700:3034::6815:51ce

📝 TXT Records#

📝

No TXT records found

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 14:44:01

www	104.21.81.206 172.67.190.234 2606:4700:3035::6815:51ce 2606:4700:3035::ac43:beea (AS13335) (address records, no CNAME)
www vs bare domain	Same network c3po.dk: 104.21.81.206 172.67.190.234 2606:4700:3035::6815:51ce 2606:4700:3035::ac43:beea (AS13335) www.c3po.dk: 104.21.81.206 172.67.190.234 2606:4700:3035::6815:51ce 2606:4700:3035::ac43:beea (AS13335)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔗 TLSA / DANE#

4 records 400ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…
SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com	DANE-EE · SPKI · SHA-256	00E55642F312E05CDB899B1433EDF47F…

🔐 DNSSEC#

450ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

299ms

Field	Value
Serial	2407138584
Primary NS (MNAME)	addilyn.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

279ms

189ms

191ms

AAAA

294ms

TXT

600ms

CAA

298ms

HTTPS

226ms

TLSA

400ms

SOA

299ms

MTA-STS

306ms

DNSSEC

450ms

SRV

314ms

Total

3631ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 14:44:01	1509ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-26 16:08:18	1656ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-25 16:04:35	1304ms	2 NS 2 A 4 MX	🔒 Secure
2026-09-21 23:00:57	1644ms	2 NS 2 A 4 MX	🔒 Secure
2026-08-28 03:44:16	934ms	2 NS 2 A 4 MX	🔒 Secure
2026-08-06 05:19:02	1905ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-28 17:54:51	10938ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-22 07:31:06	17278ms	2 NS 2 A 4 MX	🔒 Secure
2026-07-11 09:38:46	1292ms	2 NS 2 A 4 MX	🔒 Secure
2026-06-27 08:06:28	1035ms	2 NS 2 A 4 MX	🔒 Secure
2026-06-25 23:13:00	1074ms	2 NS 2 A 4 MX	🔒 Secure
2026-06-23 20:12:03	1048ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 02:43:05 shown	3631ms	2 NS 2 A 4 MX	🔒 Secure
2026-06-16 18:43:16	1103ms	2 NS 2 A 4 MX	🔒 Secure
2026-06-16 18:40:59	834ms	2 NS 2 A 4 MX	🔒 Secure