5510.dk

📜 Historical scan 2026-08-24 18:02:49 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

5510.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 29 July 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 141ms

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#

📧

No MX records found

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 1016ms

TXT Record
v=spf1 -all

✉️ SPF#

Policy	Record (5510.dk)
-all (hard fail)	v=spf1 -all

📨 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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 0/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

281ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026082401
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 2026-10-23 03:36:20

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2011-07-29
Expires	2027-07-31 (281d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

141ms

145ms

162ms

AAAA

140ms

TXT

1016ms

CAA

125ms

HTTPS

141ms

TLSA

58ms

SOA

0ms

MTA-STS

982ms

DNSSEC

281ms

SRV

8076ms

Total

8983ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-09 13:29:11	2064ms	2 NS 0 A 0 MX	⚠️ Bogus
2026-09-26 03:17:22	9915ms	2 NS 0 A 0 MX	⚠️ Bogus
2026-09-09 10:14:30	49209ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-28 09:34:20	1667ms	2 NS 0 A 0 MX	⚠️ Bogus
2026-08-26 13:06:08	340ms	2 NS 0 A 0 MX	🔒 Secure
2026-08-24 18:02:49 shown	8983ms	2 NS 0 A 0 MX	🔒 Secure
2026-08-23 15:06:15	519ms	2 NS 0 A 0 MX	🔒 Secure
2026-08-21 14:14:13	597ms	2 NS 0 A 0 MX	🔒 Secure
2026-08-20 14:00:19	8784ms	2 NS 0 A 0 MX	🔒 Secure
2026-08-18 08:14:38	4595ms	2 NS 0 A 0 MX	🔒 Secure
2026-07-29 20:04:42	517ms	2 NS 0 A 0 MX	🔒 Secure
2026-07-25 18:54:37	825ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-25 18:17:08	600ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-21 07:48:26	1349ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-19 09:48:00	1395ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 12:57:14	1653ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-16 12:51:10	1730ms	2 NS 1 A 4 MX	🔒 Secure