xfo.dk

📜 Historical scan 2026-08-18 19:46:11 · ← Latest scan

🧟 Lame delegation ⬇ Zone File 📜 Timeline & History ⚡ Scan Now

xfo.dk is a registered .dk domain whose nameservers (ns01.one.com, ns02.one.com) do not answer for it, so it is currently a lame delegation and does not resolve. It was registered on 5 February 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 97ms

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#

📝

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

🔗 TLSA / DANE#

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

🔐 DNSSEC#

158ms

Check	Result
Validation Status	❓ Unknown (the delegated nameservers don't answer)
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: failure

🏷️ SOA#

✗ No SOA record found

📋 Registration#

WHOIS fetched 2026-10-22 19:53:03

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2001-02-05
Expires	2027-03-31 (159d)

🔗 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
123x.dk	Punktum dk A/S (direct)
trykher.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

97ms

76ms

120ms

AAAA

72ms

TXT

420ms

CAA

84ms

HTTPS

98ms

TLSA

127ms

SOA

63ms

MTA-STS

113ms

DNSSEC

158ms

SRV

187ms

Total

1117ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-08-23 21:44:09	3470ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-22 21:15:23	4676ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-21 21:06:57	1438ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-20 21:02:42	15597ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-19 19:48:50	30110ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-18 19:46:11 shown	1117ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-17 16:43:49	1041ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-15 19:54:45	8860ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-14 07:57:04	24682ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-12 23:37:09	4013ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-11 13:30:05	3518ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-09 00:23:19	781ms	2 NS 0 A 0 MX	❓ Unknown
2026-08-04 10:55:36	2613ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-28 00:21:11	1014ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-26 23:48:54	8977ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-25 23:21:08	29301ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-24 23:15:46	10054ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-23 22:38:37	3284ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-22 21:12:07	1505ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-20 22:09:09	871ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-19 05:46:52	8747ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-18 05:14:01	961ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-16 22:25:41	788ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-15 03:37:16	2887ms	2 NS 0 A 0 MX	❓ Unknown
2026-07-13 23:57:07	2873ms	2 NS 0 A 0 MX	❓ Unknown