sfa-el.dk
Last scanned: 2026-09-03 16:25:43  ·  1460ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   68ms
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   103ms
IPTTLPTRASNISP / OrgCIDRCountryCity
162.159.134.42 3600s — AS13335 Cloudflare, Inc. 162.159.128.0/19 🇺🇸 United States —
📧 MX Records4 records   105ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.pub.mailpod10-cph3.one.com 104.37.34.70 mx1.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx2.pub.mailpod10-cph3.one.com 104.37.34.71 mx2.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx3.pub.mailpod10-cph3.one.com 104.37.34.72 mx3.pub.mailpod10-cph3.one.com AS51468 One.com A/S
10 10800s mx4.pub.mailpod10-cph3.one.com 104.37.34.73 mx4.pub.mailpod10-cph3.one.com AS51468 One.com A/S
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover46.30.213.137
🔶 Autoconfig46.30.213.137
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records2 records   643ms
TXT Record
ca3-6b52178677f24f0498f14addbb05d454
v=spf1 include:_custspf.one.com include:relay.kinstamailservice.com include:relay.mailchannels.net ip4:35.198.171.251 ~all
✉️ SPF
PolicyRecord (sfa-el.dk)
~all (soft fail) v=spf1 include:_custspf.one.com include:relay.kinstamailservice.com include:relay.mailchannels.net ip4:35.198.171.251 ~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
🔏 ACME Challenge
TypeNameValue
CNAME _acme-challenge.sfa-el.dk sfa-el.dk.kinstavalidation.app
🔗 TLSA / DANE4 records   129ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com DANE-EE · SPKI · SHA-256 6F2F6668E559087AD0C5D55F223128E2…
🔐 DNSSEC212ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026090303
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
68ms
A
103ms
MX
105ms
AAAA
122ms
TXT
643ms
CAA
95ms
HTTPS
130ms
TLSA
129ms
SOA
0ms
MTA-STS
179ms
DNSSEC
212ms
SRV
145ms
Total
1460ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-09-03 16:25:43 1460ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-31 13:20:28 734ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-29 11:06:57 1398ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-28 02:15:58 602ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-27 00:49:16 676ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-25 20:52:06 750ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-24 17:40:14 2026ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-23 14:07:52 2226ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-22 09:11:13 1081ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-21 09:07:07 5688ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-20 08:05:13 9250ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-19 03:33:50 974ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-18 01:04:42 5974ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-16 18:04:20 1179ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-15 15:53:19 994ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-13 11:33:12 2419ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-10 23:01:55 3471ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-09 21:18:15 2391ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-08 19:04:55 990ms 2 NS 1 A 4 MX 🔒 Secure View
2026-08-07 11:19:53 1079ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-29 22:47:01 4924ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-28 12:33:09 1026ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-27 10:48:56 8675ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-26 10:34:39 1887ms 2 NS 1 A 4 MX 🔒 Secure View
2026-07-25 10:17:10 805ms 2 NS 1 A 4 MX 🔒 Secure View
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