rfgk.dk
Last scanned: 2026-08-26 19:14:55  ·  964ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers4 records   46ms
NameserverIP addressesPTRASN / ISP
ns1.simply.com 2a02:2339:1:15c::4562:4562
91.197.248.78		 ns1.simply.com
ns1.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.simply.com 185.25.141.15
2a02:2339:4006:101::4562:4562		 ns2.simply.com
ns2.simply.com		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns3.simply.com 91.197.248.79 ns3.simply.com AS48854 team.blue Denmark A/S
ns4.simply.com 91.197.248.80 ns4.simply.com AS48854 team.blue Denmark A/S
🌍 A Records4 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
198.185.159.144 3600s — AS53831 Squarespace, Inc. 198.185.159.0/24 🇺🇸 United States New York
198.185.159.145 3600s — AS53831 Squarespace, Inc. 198.185.159.0/24 🇺🇸 United States —
198.49.23.144 3600s — AS53831 Squarespace, Inc. 198.49.23.0/24 🇺🇸 United States —
198.49.23.145 3600s — AS53831 Squarespace, Inc. 198.49.23.0/24 🇺🇸 United States —
📧 MX Records3 records   69ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.gigahost.dk 46.183.139.11 mx1.gigahost.dk AS47292 Sentia Denmark A/S
20 3600s mx2.gigahost.dk 46.183.139.12 mx2.gigahost.dk AS47292 Sentia Denmark A/S
30 3600s mx3.gigahost.dk 46.183.139.13 mx3.gigahost.dk AS47292 Sentia Denmark A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   178ms
TXT Record
v=spf1 mx include:spf.gigahost.dk -all
✉️ SPF
PolicyRecord (rfgk.dk)
-all (hard fail) v=spf1 mx include:spf.gigahost.dk -all
📨 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC91ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2023060603
Primary NS (MNAME)ns1.simply.com
Responsible (RNAME)hostmaster@simply.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
46ms
A
39ms
MX
69ms
AAAA
58ms
TXT
178ms
CAA
42ms
HTTPS
86ms
TLSA
109ms
SOA
0ms
MTA-STS
65ms
DNSSEC
91ms
SRV
68ms
Total
964ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-26 19:14:55 964ms 4 NS 4 A 3 MX 🔒 Secure View
2026-06-20 00:17:47 931ms 4 NS 4 A 3 MX 🔒 Secure View
2026-06-17 22:32:05 682ms 4 NS 4 A 3 MX 🔒 Secure View
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