faestningsgruppen.dk

📜 Historical scan 2026-06-17 09:11:35 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

faestningsgruppen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 September 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.102.88.132 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	—	—	—
ns02.one.com	—	—	—

🌍 A Records#

1 records 89ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.102.88.132	—	—	AS47292	Sentia Denmark A/S	91.102.88.0/21	🇩🇰 Denmark	—

📧 MX Records#

7 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	aspmx.l.google.com	74.125.131.26	lu-in-f26.1e100.net	AS15169 Google LLC
20	—	alt1.aspmx.l.google.com	172.253.158.26	so-in-f26.1e100.net	AS15169 Google LLC
20	—	alt2.aspmx.l.google.com	172.253.158.27	so-in-f27.1e100.net	AS15169 Google LLC
30	—	aspmx2.googlemail.com	192.178.211.26	lcbomp-in-f26.1e100.net	AS15169 Google LLC
30	—	aspmx3.googlemail.com	192.178.211.27	lcbomp-in-f27.1e100.net	AS15169 Google LLC
30	—	aspmx4.googlemail.com	142.250.147.27	rd-in-f27.1e100.net	AS15169 Google LLC
30	—	aspmx5.googlemail.com	108.177.125.26	tp-in-f26.1e100.net	AS15169 Google LLC

🔷 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 2026-10-20 22:24:26

www	91.102.88.132 (AS47292) (address records, no CNAME)
www vs bare domain	Same network faestningsgruppen.dk: 91.102.88.132 (AS47292) www.faestningsgruppen.dk: 91.102.88.132 (AS47292)
Wildcard	Yes: any name under the zone resolves
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

202ms

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

🏷️ SOA#

60ms

Field	Value
Serial	2026061001
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 2026-10-11 07:12:43

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2003-09-11
Expires	2027-09-30 (341d)

📋 WHOIS#

⏱️ Lookup Timing#

53ms

89ms

48ms

AAAA

50ms

TXT

171ms

CAA

43ms

HTTPS

47ms

TLSA

131ms

SOA

60ms

MTA-STS

94ms

DNSSEC

202ms

SRV

0ms

Total

1613ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-20 22:24:26	776ms	2 NS 1 A 7 MX	🔒 Secure
2026-10-11 06:32:25	1155ms	2 NS 1 A 7 MX	🔒 Secure
2026-09-14 13:54:43	759ms	2 NS 1 A 7 MX	🔒 Secure
2026-08-12 04:30:43	1754ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-16 19:16:00	1284ms	2 NS 1 A 7 MX	🔒 Secure
2026-07-12 15:07:40	2008ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-20 19:08:11	3236ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-19 17:56:45	714ms	2 NS 1 A 7 MX	🔒 Secure
2026-06-17 09:11:35 shown	1613ms	2 NS 1 A 7 MX	🔒 Secure