birtholm.dk
Last scanned: 2026-08-27 04:21:17  ·  567ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   56ms
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 Records
🌍
No A records found
📧 MX Records1 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s cp01.azehosting.net 157.90.67.40
2a01:4f8:2b02:6d4::2		 cp01.azehosting.net
cp01.azehosting.net		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover157.90.67.40
🔶 Autoconfig157.90.67.40
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   199ms
TXT Record
v=spf1 +ip4:157.90.67.40 +include:spf.azehosting.net +include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (birtholm.dk)
~all (soft fail) v=spf1 +ip4:157.90.67.40 +include:spf.azehosting.net +include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.birtholm.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100;rua=mailto:postmaster@birtholm.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)
🔐 DNSSEC93ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsresolution failed: ncache nxrrset
🏷️ SOA0ms
FieldValue
Serial2026082501
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
56ms
A
47ms
MX
47ms
AAAA
77ms
TXT
199ms
CAA
42ms
HTTPS
44ms
TLSA
77ms
SOA
0ms
MTA-STS
87ms
DNSSEC
93ms
SRV
73ms
Total
567ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 04:21:17 567ms 2 NS 0 A 1 MX 🔒 Secure View
2026-08-26 13:10:31 483ms 2 NS 0 A 1 MX 🔒 Secure View
2026-07-26 08:13:05 893ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-28 20:57:19 549ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-16 14:46:23 315ms 2 NS 0 A 1 MX 🔒 Secure View
2026-06-16 14:40:27 2485ms 2 NS 0 A 1 MX 🔒 Secure View
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