opengcp.dk

📜 Historical scan 2026-08-02 18:53:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

opengcp.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 March 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.opengcp.dk, backup-mx.post.tele.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 30ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

2 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mail.opengcp.dk	—	—	—
20	43200s	backup-mx.post.tele.dk	—	—	—

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 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 2026-10-18 05:49:19

www	77.213.80.156 (AS9158) (address records, no CNAME)
www vs bare domain	Only www resolves opengcp.dk: no address www.opengcp.dk: 77.213.80.156 (AS9158) (all like this)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2057ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

15ms

Field	Value
Serial	2026032401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-13 04:11:53

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-03-27
Expires	2027-03-31 (162d)

🔗 Same registrant#

2 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
bobelhage.dk	Punktum dk A/S (direct)
volemiatracker.dk	ONE.COM A/S

📋 WHOIS#

⏱️ Lookup Timing#

30ms

32ms

AAAA

30ms

TXT

142ms

CAA

29ms

HTTPS

29ms

TLSA

79ms

SOA

15ms

MTA-STS

40ms

DNSSEC

2057ms

SRV

33ms

Total

6523ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-18 05:49:19	544ms	2 NS 0 A 2 MX	🔒 Secure
2026-10-12 23:38:39	2402ms	2 NS 0 A 2 MX	🔒 Secure
2026-10-07 16:38:26	442ms	2 NS 0 A 2 MX	🔒 Secure
2026-09-23 21:14:18	534ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-27 18:42:21	707ms	2 NS 0 A 2 MX	🔒 Secure
2026-08-02 18:53:00 shown	6523ms	2 NS 0 A 2 MX	🔒 Secure
2026-07-02 15:17:06	3076ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-25 18:29:17	2514ms	2 NS 0 A 2 MX	🔒 Secure
2026-06-23 21:35:55	971ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 01:05:14	581ms	2 NS 0 A 2 MX	🔒 Secure