procert.dk

📜 Historical scan 2026-06-21 07:09:25 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

procert.dk is a .dk domain served by 2 nameservers (karl.ns.cloudflare.com, lady.ns.cloudflare.com). It was registered on 19 November 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.55.186 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.xperion.dk. The zone is DNSSEC-signed and validates, publishes a 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 38ms

Nameserver	IP addresses	PTR	ASN / ISP
karl.ns.cloudflare.com	108.162.193.190 172.64.33.190 173.245.59.190 2606:4700:58::adf5:3bbe 2803:f800:50::6ca2:c1be 2a06:98c1:50::ac40:21be	karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com karl.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
lady.ns.cloudflare.com	108.162.192.127 172.64.32.127 173.245.58.127 2606:4700:50::adf5:3a7f 2803:f800:50::6ca2:c07f 2a06:98c1:50::ac40:207f	lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.ns.cloudflare.com lady.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 46ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.55.186	600s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.172.32	600s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	600s	mail.xperion.dk	80.210.78.212	mail.xperion.dk	AS203953 Hiper A/S

🔷 AAAA Records (IPv6)#

2 records 61ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:ac20	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3036::6815:37ba	600s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 37ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.55.186,172.67.172.32 ech=AEX+DQBBIgAgACCBYdE+DzE+rOpR5P+SjZodmCzpXUxHN8fJfunZ1DZOGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:ac20,2606:4700:3036::6815:37ba

📝 TXT Records#

1 records 231ms

TXT Record
v=spf1 mx -all

✉️ SPF#

Policy	Record (procert.dk)
-all (hard fail)	v=spf1 mx -all

📨 DMARC#

Policy	Record (_dmarc.procert.dk)
p=quarantine	v=DMARC1; p=quarantine; pct=100;

📬 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 2026-10-14 11:22:28

www	104.21.55.186 172.67.172.32 2606:4700:3036::6815:37ba 2606:4700:3037::ac43:ac20 (AS13335) (address records, no CNAME)
www vs bare domain	Same network procert.dk: 104.21.55.186 172.67.172.32 2606:4700:3036::6815:37ba 2606:4700:3037::ac43:ac20 (AS13335) www.procert.dk: 104.21.55.186 172.67.172.32 2606:4700:3036::6815:37ba 2606:4700:3037::ac43:ac20 (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

59ms

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

🏷️ SOA#

36ms

Field	Value
Serial	2406221512
Primary NS (MNAME)	karl.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-02 21:22:15

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-11-19
Expires	2027-04-30 (194d)

📋 WHOIS#

⏱️ Lookup Timing#

38ms

46ms

40ms

AAAA

61ms

TXT

231ms

CAA

47ms

HTTPS

37ms

TLSA

105ms

SOA

36ms

MTA-STS

66ms

DNSSEC

59ms

SRV

98ms

Total

652ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-02 20:42:59	1072ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-26 19:35:41	603ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-22 00:38:16	2990ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-18 20:47:19	865ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-15 07:36:06	4068ms	2 NS 2 A 1 MX	🔒 Secure
2026-09-12 10:40:33	3513ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-16 14:14:06	997ms	2 NS 2 A 1 MX	🔒 Secure
2026-08-07 21:01:21	1076ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-23 11:36:00	2827ms	2 NS 2 A 1 MX	🔒 Secure
2026-07-19 00:17:14	8859ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-30 09:15:42	924ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-25 03:23:02	1136ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 10:44:41	2211ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-21 07:09:25 shown	652ms	2 NS 2 A 1 MX	🔒 Secure
2026-06-18 04:00:23	1236ms	2 NS 2 A 1 MX	🔒 Secure