fsf.dk

📜 Historical scan 2026-10-03 08:54:21  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

fsf.dk is a .dk domain served by 5 nameservers (ns1pri.webhosting.dk, ns2.mywebtonet.com, ns2.webhosting.dk and 2 more). It was registered on 29 April 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.83.77.12 is hosted by Sipato ApS (AS50364) in Denmark. Mail is handled by mail.tjek-mail.dk. 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#

5 records   46ms

🌍 A Records#

1 records   36ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.83.77.12 600s mail.amplus.dk AS50364 Sipato ApS 77.83.76.0/22 🇩🇰 Denmark —

📧 MX Records#

1 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.tjek-mail.dk 77.83.77.12 mail.amplus.dk AS50364 Sipato ApS

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover77.83.77.12
🔶 Autoconfig77.83.77.12

🔷 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 2026-10-08 10:14:51
www77.83.77.12 (AS50364) (address records, no CNAME)
www vs bare domainSame network
fsf.dk: 77.83.77.12 (AS50364)
www.fsf.dk: 77.83.77.12 (AS50364)
WildcardYes: any name under the zone resolves
Denial of existenceNSEC zone can be walked (all names enumerable)
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔗 TLSA / DANE#

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

🔐 DNSSEC#

52ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

46ms
FieldValue
Serial3407191434
Primary NS (MNAME)ns1pri.webhosting.dk
Responsible (RNAME)hostmaster@webhosting.dk
Refresh21600s
Retry3600s
Expire14515200s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-16 22:26:56
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2024-04-29
Expires2027-04-28 (192d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
46ms
A
36ms
MX
47ms
AAAA
29ms
TXT
171ms
CAA
32ms
HTTPS
29ms
TLSA
73ms
SOA
46ms
MTA-STS
51ms
DNSSEC
52ms
SRV
62ms
Total
411ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 10:14:51 577ms 5 NS 1 A 1 MX 🔒 Secure
2026-10-03 08:54:21 shown 411ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-30 00:18:46 458ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-24 16:45:20 1644ms 5 NS 1 A 1 MX 🔒 Secure
2026-09-17 09:33:19 548ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-28 09:35:25 900ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-27 00:27:33 3645ms 5 NS 1 A 1 MX 🔒 Secure
2026-08-25 04:09:19 975ms 5 NS 1 A 1 MX 🔒 Secure
2026-07-20 03:13:50 808ms 5 NS 1 A 1 MX 🔒 Secure
2026-06-22 09:43:04 849ms 5 NS 1 A 1 MX 🔒 Secure
2026-06-18 13:08:24 3800ms 5 NS 1 A 1 MX 🔒 Secure
2026-06-17 10:32:53 842ms 5 NS 1 A 1 MX 🔒 Secure
2026-06-17 10:26:34 630ms 5 NS 1 A 1 MX 🔒 Secure
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