gsaf.dk

📜 Historical scan 2026-06-17 10:11:56 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

gsaf.dk is a .dk domain served by 2 nameservers (ns51.gullestrupnet.dk, ns52.gullestrupnet.dk). It was registered on 14 October 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.165.189.144 is hosted by IONOS SE (AS8560) in Germany. Mail is handled by mail.gsaf.dk, backupmail.gullestrupnet.dk. The zone is not DNSSEC-signed, publishes a 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 81ms

Nameserver	IP addresses	PTR	ASN / ISP
ns51.gullestrupnet.dk	82.165.189.144	gn51.gullestrupnet.dk	AS8560 IONOS SE
ns52.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

🌍 A Records#

1 records 105ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
82.165.189.144	—	gn51.gullestrupnet.dk	AS8560	IONOS SE	82.165.0.0/16	🇩🇪 Germany	—

📧 MX Records#

2 records 357ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.gsaf.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE
30	—	backupmail.gullestrupnet.dk	82.165.203.134	mail51.gullestrupnet.dk	AS8560 IONOS SE

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 702ms

TXT Record
google-site-verification=YG9ew8RDr9Q_u11-H1sGJq6ScBHMbmiLAmaou8rDers
v=spf1 ip4:82.165.124.183 ip4:82.165.203.134 a mx -all

✉️ SPF#

Policy	Record (gsaf.dk)
-all (hard fail)	v=spf1 ip4:82.165.124.183 ip4:82.165.203.134 a mx -all

📨 DMARC#

Policy	Record (_dmarc.gsaf.dk)
p=quarantine	v=DMARC1;p=quarantine;pct=100;rua=mailto:noreply@gsaf.dk;ri=86400;fo=1;

📬 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 2026-10-09 18:49:16

www	82.165.189.144 (AS8560) (address records, no CNAME)
www vs bare domain	Same network gsaf.dk: 82.165.189.144 (AS8560) www.gsaf.dk: 82.165.189.144 (AS8560)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

411ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

297ms

Field	Value
Serial	2026051201
Primary NS (MNAME)	ns51.gullestrupnet.dk
Responsible (RNAME)	hostmaster@gullestrupnet.dk
Refresh	10800s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	10800s

📋 Registration#

WHOIS fetched 2026-10-07 02:35:06

Field	Value
Registrar	Domeneshop AS
Registered	2003-10-14
Expires	2027-10-31 (378d)

📋 WHOIS#

⏱️ Lookup Timing#

81ms

105ms

357ms

AAAA

360ms

TXT

702ms

CAA

311ms

HTTPS

347ms

TLSA

249ms

SOA

297ms

MTA-STS

567ms

DNSSEC

411ms

SRV

0ms

Total

2059ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-26 14:35:28	1760ms	2 NS 1 A 2 MX	🔓 Insecure
2026-08-31 13:17:45	4037ms	2 NS 1 A 2 MX	🔓 Insecure
2026-06-17 10:11:56 shown	2059ms	2 NS 1 A 2 MX	🔓 Insecure