5c.dk

📜 Historical scan 2026-06-19 17:18:39 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

5c.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 February 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.116.232.248 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mail.gigahost.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 47ms

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#

1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.116.232.248	43200s	248.giga-ptr.232.116.217.in-addr.arpa web4.gigahost.dk	AS47292	Sentia Denmark A/S	217.116.224.0/20	🇩🇰 Denmark	—

📧 MX Records#

1 records 85ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mail.gigahost.dk	89.186.169.85	—	AS47292 Sentia Denmark A/S

🔷 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 2026-10-12 21:41:32

www	217.116.232.248 (AS47292) (address records, no CNAME)
www vs bare domain	Same network 5c.dk: 217.116.232.248 (AS47292) www.5c.dk: 217.116.232.248 (AS47292)
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#

127ms

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

🏷️ SOA#

50ms

Field	Value
Serial	2026032501
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 2026-10-16 18:37:07

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-02-26
Expires	2027-02-28 (134d)

🔗 Same registrant#

1 domain

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
isas.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

47ms

39ms

85ms

AAAA

53ms

TXT

216ms

CAA

38ms

HTTPS

72ms

TLSA

59ms

SOA

50ms

MTA-STS

62ms

DNSSEC

127ms

SRV

140ms

Total

475ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 09:21:15	1805ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-22 06:03:44	808ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-28 03:46:47	842ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 18:05:29	669ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 19:15:58	547ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-19 17:18:39 shown	475ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-16 12:48:36	662ms	2 NS 1 A 1 MX	🔒 Secure