j-b-c.dk
Last scanned: 2026-08-21 17:32:01  ·  6633ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   241ms
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   275ms
IPTTLPTRASNISP / OrgCIDRCountryCity
46.30.213.30 3600s webcluster1.webpod12-cph3.one.com AS51468 One.com A/S 46.30.208.0/21 🇩🇰 Denmark Copenhagen
📧 MX Records4 records   231ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod16-cph3.g1i.one.com 5.249.232.33 mx1.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod16-cph3.g1i.one.com 5.249.232.34 mx2.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod16-cph3.g1i.one.com 5.249.232.35 mx3.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod16-cph3.g1i.one.com 5.249.232.36 mx4.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
🔷 AAAA Records (IPv6)1 records   251ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a02:2350:5:10a:f7:42d5:8c55:878f 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   644ms
TXT Record
v=spf1 include:_custspf.one.com ~all
✉️ SPF
PolicyRecord (j-b-c.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~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 / DANE4 records   436ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
🔐 DNSSEC438ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082005
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s
📋 RegistrationWHOIS fetched 2026-08-21 17:32:50
FieldValue
RegistrarONE.COM A/S
Registered2002-02-21
Expires2027-03-31 (208d)
📋 WHOIS
⏱️ Lookup Timing
NS
241ms
A
275ms
MX
231ms
AAAA
251ms
TXT
644ms
CAA
264ms
HTTPS
276ms
TLSA
436ms
SOA
0ms
MTA-STS
338ms
DNSSEC
438ms
SRV
292ms
Total
6633ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-21 17:32:01 6633ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-13 15:27:51 3970ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-23 07:51:11 4869ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-14 07:36:50 990ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-06 07:03:25 907ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-25 02:15:48 811ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-21 22:32:02 731ms 2 NS 1 A 4 MX 🔒 Secure View
2026-06-18 08:49:03 1254ms 2 NS 1 A 4 MX 🔒 Secure View
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