byforum.dk

📜 Historical scan 2026-08-25 21:46:43 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

byforum.dk is a .dk domain served by 2 nameservers (ns1-auth.csc.dk, ns2-auth.csc.dk). It was registered on 10 September 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail2.sdn.dk. The zone is not DNSSEC-signed, 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 41ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1-auth.csc.dk	147.29.236.25 2a01:5440:2:0:147:29:236:25	ns1-auth.csc.dk —	AS29156 DXC Technology Danmark A/S AS29156 DXC Technology Danmark A/S
ns2-auth.csc.dk	147.29.238.25 2a01:5440:2:2000:147:29:238:25	ns2-auth.csc.dk —	AS29156 DXC Technology Danmark A/S AS29156 DXC Technology Danmark A/S

🌍 A Records#

🌍

No A records found

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	28800s	mail2.sdn.dk	147.29.40.17	mail2.sdn.dk	AS29156 DXC Technology Danmark A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 173ms

TXT Record
Boligministeriet

✉️ 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 2026-10-08 06:54:20

www	147.29.40.199 (AS29156) (address records, no CNAME)
www vs bare domain	Only www resolves byforum.dk: no address www.byforum.dk: 147.29.40.199 (AS29156) (all like this)
Wildcard	No

🔗 TLSA / DANE#

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

🔐 DNSSEC#

86ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA#

0ms

Field	Value
Serial	2025091002
Primary NS (MNAME)	ns-master.csc.dk
Responsible (RNAME)	hostmaster@csc.dk
Refresh	14400s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-16 02:06:57

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	1999-09-10
Expires	2027-08-31 (318d)

🔗 Same registrant#

21 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
4til1planet.dk	Punktum dk A/S (direct)
almenboligforum.dk	Punktum dk A/S (direct)
bedrebyer.dk	Punktum dk A/S (direct)
boligdanmark.dk	Punktum dk A/S (direct)
boligtal.dk	Punktum dk A/S (direct)
bvc.dk	Punktum dk A/S (direct)
danishfoundations.dk	Punktum dk A/S (direct)
friforrotter.dk	Punktum dk A/S (direct)
genanvendgaarden.dk	Punktum dk A/S (direct)
husarkitekt.dk	Punktum dk A/S (direct)
husarkitekterne.dk	Punktum dk A/S (direct)
paaforkant.dk	Punktum dk A/S (direct)
phhus.dk	Punktum dk A/S (direct)
realdania-debat.dk	Punktum dk A/S (direct)
realdaniabyg-klubben.dk	Punktum dk A/S (direct)
rumforfaellesskab.dk	A/S SCANNET
stedet-tæller.dk	Punktum dk A/S (direct)
tietgensærgrelse.dk	Punktum dk A/S (direct)
undervaerker.dk	DANDOMAIN A/S
videncenterforboligejere.dk	Punktum dk A/S (direct)
yderomraaderpaaforkant.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

40ms

39ms

AAAA

39ms

TXT

173ms

CAA

53ms

HTTPS

46ms

TLSA

66ms

SOA

0ms

MTA-STS

60ms

DNSSEC

86ms

SRV

73ms

Total

585ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 21:16:22	568ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-25 18:08:25	509ms	2 NS 0 A 1 MX	🔓 Insecure
2026-09-18 14:00:43	9443ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-25 21:46:43 shown	585ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-19 14:11:34	820ms	2 NS 0 A 1 MX	🔓 Insecure
2026-06-16 18:11:04	2988ms	2 NS 0 A 1 MX	🔓 Insecure