7f.dk

📜 Historical scan 2026-08-24 16:55:10 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

7f.dk is a .dk domain served by 3 nameservers (ns2.pd-house.com, ns5.pd-house.com, ns8.pd-house.com). It was registered on 28 November 2004 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 130.225.231.43 is hosted by IDDQD-AS (AS1835) in Denmark. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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#

3 records 70ms

Nameserver	IP addresses	PTR	ASN / ISP
ns2.pd-house.com	2a01:4f8:13b:1594::86 94.130.222.134	ns2.pd-house.com ns2.pd-house.com	AS24940 Hetzner Online GmbH AS24940 Hetzner Online GmbH
ns5.pd-house.com	2a03:f80:354:37:235:49:234:0 37.235.49.234	— ns5.pd-house.com	AS50613 Advania Island ehf AS50613 Advania Island ehf
ns8.pd-house.com	192.36.27.12	12.27.36.192.in-addr.arpa	AS9009 M247 Europe SRL

🌍 A Records#

1 records 58ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
130.225.231.43	43200s	amd.x11.fsknet.dk	AS1835	IDDQD-AS	130.225.0.0/16	🇩🇰 Denmark	—

📧 MX Records#

2 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	mail.protonmail.ch	176.119.200.128 185.205.70.128 185.70.42.128	mail.protonmail.ch mail.protonmail.ch mail.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG
20	43200s	mailsec.protonmail.ch	176.119.200.129 185.205.70.129 185.70.42.129	mailsec.protonmail.ch mailsec.protonmail.ch mailsec.protonmail.ch	AS62371 Proton AG AS62371 Proton AG AS62371 Proton AG

🔷 AAAA Records (IPv6)#

1 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:878:0:ff00::231:43	43200s	irc.7f.dk	AS1835	IDDQD-AS	2001:878:0:0:0:0:0:0/30	🇩🇰 Denmark	—

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 2330ms

TXT Record
protonmail-verification=686ce31de51b1c4a38a821b7ac5073164f94ca41
the cake is a lie
v=spf1 include:_spf.protonmail.ch a:mail1.pd-house.eu a:irc.7f.dk ~all

✉️ SPF#

Policy	Record (7f.dk)
~all (soft fail)	v=spf1 include:_spf.protonmail.ch a:mail1.pd-house.eu a:irc.7f.dk ~all

📨 DMARC#

Policy	Record (_dmarc.7f.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

2 records 54ms

Flags	Tag	Value
128	issue	harica.gr
128	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-16 14:55:53

www	130.225.231.43 (AS1835) (address records, no CNAME)
www vs bare domain	Same network 7f.dk: 130.225.231.43 2001:878:0:ff00::231:43 (AS1835) www.7f.dk: 130.225.231.43 (AS1835)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
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: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 237ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch	DANE-EE · SPKI · SHA-256	6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC#

152ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026052345
Primary NS (MNAME)	ns2.pd-house.com
Responsible (RNAME)	amd@pd-house.info
Refresh	10800s
Retry	3600s
Expire	3600000s
Minimum (neg-cache TTL)	43200s

📋 Registration#

WHOIS fetched 2026-10-15 19:04:22

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2004-11-28
Expires	2026-11-30 (44d)

🔗 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
uni-noc.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

70ms

58ms

56ms

AAAA

55ms

TXT

2330ms

CAA

54ms

HTTPS

54ms

TLSA

237ms

SOA

0ms

MTA-STS

1634ms

DNSSEC

152ms

SRV

2148ms

Total

3241ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 14:55:53	10831ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-13 02:44:19	13210ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-09 00:29:51	9441ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-06 19:41:45	11021ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-05 14:52:01	9180ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-29 14:01:11	6976ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-15 10:46:45	10191ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-31 17:01:34	10384ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-24 16:55:10 shown	3241ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-23 08:25:37	25146ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-22 08:11:58	24618ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-20 02:05:23	19302ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-18 23:18:11	34858ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-15 18:36:03	22133ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-13 21:38:37	10132ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-10 09:47:53	14662ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-08 23:01:16	10260ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-27 15:11:20	19875ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-26 14:27:22	24204ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-24 10:29:34	23655ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-23 05:09:36	24347ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-21 19:54:19	22849ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-20 18:21:38	13595ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-18 23:24:23	10891ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-17 23:19:52	12996ms	3 NS 1 A 2 MX	🔒 Secure