erfa-gruppen.dk
Last scanned: 2026-08-28 20:01:47  ·  944ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   125ms
NameserverIP addressesPTRASN / ISP
ns.kb.dk 130.226.226.15 ns.kb.dk AS1835 IDDQD-AS
ns2.kb.dk 130.225.179.5 ns2.kb.dk AS1835 IDDQD-AS
🌍 A Records1 records   119ms
IPTTLPTRASNISP / OrgCIDRCountryCity
130.226.229.40 3600s — AS1835 IDDQD-AS 130.226.0.0/16 🇩🇰 Denmark —
📧 MX Records
📧
No MX records found
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   320ms
TXT Record
v=spf1 -all
✉️ SPF
PolicyRecord (erfa-gruppen.dk)
-all (hard fail) v=spf1 -all
📨 DMARC
PolicyRecord (_dmarc.erfa-gruppen.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dar@kb.dk;
📬 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)
🔐 DNSSEC260ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2016031546
Primary NS (MNAME)ns.kb.dk
Responsible (RNAME)dns@kb.dk
Refresh28800s
Retry7200s
Expire604800s
Minimum (neg-cache TTL)3600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
125ms
A
119ms
MX
98ms
AAAA
70ms
TXT
320ms
CAA
78ms
HTTPS
123ms
TLSA
98ms
SOA
0ms
MTA-STS
165ms
DNSSEC
260ms
SRV
165ms
Total
944ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 20:01:47 944ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-25 04:42:51 2956ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-22 22:44:04 2994ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-18 19:38:56 3290ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-12 08:56:46 2756ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-08 08:02:30 504ms 2 NS 1 A 0 MX 🔒 Secure View
2026-08-07 05:13:17 596ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-30 14:54:06 4859ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-28 04:57:34 713ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-24 01:07:00 2809ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-19 13:58:24 2381ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-18 07:08:28 3128ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-15 09:52:02 16433ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-06 10:23:56 2929ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-03 15:43:04 510ms 2 NS 1 A 0 MX 🔒 Secure View
2026-07-01 02:37:43 2830ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-27 10:05:38 529ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-27 02:07:56 898ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-26 15:10:30 526ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 08:11:16 1051ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 08:07:55 511ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 08:00:33 355ms 2 NS 1 A 0 MX 🔒 Secure View
2026-06-17 08:00:30 14964ms 2 NS 1 A 0 MX 🔒 Secure View
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