markom.dk
📜 Historical scan 2026-08-22 18:48:24  ·  ← Latest scan
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   322ms
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   350ms
IPTTLPTRASNISP / OrgCIDRCountryCity
77.111.240.139 3600s webcluster12.webpod11-cph3.one.com AS51468 One.com A/S 77.111.240.0/22 🇩🇰 Denmark Copenhagen
📧 MX Records1 records   319ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx.runbox.com 185.226.149.25 aibo.runbox.com AS50304 Blix Solutions AS
🔷 AAAA Records (IPv6)1 records   307ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:102:5a:c5e:b26:bc19 3600s — AS51468 One.com A/S 2a02:2350:0:0:0:0:0:0/32 🇩🇰 Denmark Copenhagen
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   801ms
TXT Record
v=spf1 include:spf.runbox.com include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (markom.dk)
~all (soft fail) v=spf1 include:spf.runbox.com include:_custspf.one.com ~all
📨 DMARC
PolicyRecord (_dmarc.markom.dk)
p=quarantine v=DMARC1;p=quarantine;pct=100;ruf=mailto:postmaster@markom.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)
🔐 DNSSEC650ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082109
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
322ms
A
350ms
MX
319ms
AAAA
307ms
TXT
801ms
CAA
337ms
HTTPS
390ms
TLSA
879ms
SOA
0ms
MTA-STS
460ms
DNSSEC
650ms
SRV
382ms
Total
5121ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 02:19:26 883ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-26 11:07:04 500ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-22 18:48:24 5121ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-21 18:36:38 1235ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-20 18:30:46 1053ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-26 14:32:27 590ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 07:04:41 678ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-19 06:30:17 4884ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-18 16:40:12 831ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 20:47:08 604ms 2 NS 1 A 1 MX 🔒 Secure View
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