keru.dk
Last scanned: 2026-06-24 12:56:56  ·  4193ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   78ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S
🌍 A Records1 records   84ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.32.146.217 3600s 46-32-146-217.static.kviknet.net AS204151 EWII Bredbaand A/S 46.32.144.0/21 🇩🇰 Denmark Fredericia
📧 MX Records2 records   74ms
PriorityTTLMail ServerIP addressesPTRASN
10 21600s romedahl.dk 2a12:3d81:926e::5c3
46.32.146.217		 2a12.3d81.926e.0000.0000.0000.0000.05c3.static6.ewii.dk
46-32-146-217.static.kviknet.net		 AS204151 EWII Bredbaand A/S
AS204151 EWII Bredbaand A/S
20 21600s havbrise.dk 2a13:8a02:4101:df00::1000 — AS213320 Norlys Digital A/S
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   461ms
TXT Record
google-site-verification=rDe6i9Hv5Y0hjt65TVeWWVN811j4VUF1xZmBMYkOeEM
v=spf1 mx include:_spf.google.com -all
✉️ SPF
PolicyRecord (keru.dk)
-all (hard fail) v=spf1 mx include:_spf.google.com -all
📨 DMARC
PolicyRecord (_dmarc.keru.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:dmarc@keru.dk; ruf=mailto:dmarc@keru.dk; 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
🔗 TLSA / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC223ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA71ms
FieldValue
Serial2026030601
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 Registration
✗ No registration data — collected automatically when SOA serial changes
📋 WHOIS
⏱️ Lookup Timing
NS
78ms
A
84ms
MX
74ms
AAAA
71ms
TXT
461ms
CAA
71ms
HTTPS
99ms
TLSA
2110ms
SOA
71ms
MTA-STS
58ms
DNSSEC
223ms
SRV
237ms
Total
4193ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-06-24 12:56:56 4193ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-23 18:33:18 1177ms 0 NS 0 A 0 MX ❓ Unknown View
2026-06-21 18:32:47 1117ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-17 20:14:01 1070ms 2 NS 1 A 2 MX 🔒 Secure View
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