9300saeby.dk
Last scanned: 2026-08-28 09:07:02  ·  1057ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   51ms
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   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
37.187.129.135 600s ns316516.ip-37-187-129.eu AS16276 OVH SAS 37.187.0.0/16 🇫🇷 France —
📧 MX Records2 records   47ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mail.safnet.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE
50 600s backupmail.gullestrupnet.dk 82.165.203.134 mail51.gullestrupnet.dk AS8560 IONOS SE
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   195ms
TXT Record
v=spf1 include:_custspf.one.com ip4:82.165.203.134 a mx -all
✉️ SPF
PolicyRecord (9300saeby.dk)
-all (hard fail) v=spf1 include:_custspf.one.com ip4:82.165.203.134 a mx -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 / DANE
✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)
🔐 DNSSEC97ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026081001
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
51ms
A
46ms
MX
47ms
AAAA
48ms
TXT
195ms
CAA
58ms
HTTPS
69ms
TLSA
388ms
SOA
0ms
MTA-STS
54ms
DNSSEC
97ms
SRV
65ms
Total
1057ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-28 09:07:02 1057ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-26 21:36:00 1976ms 2 NS 1 A 2 MX 🔒 Secure View
2026-08-10 21:38:22 926ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-17 02:39:29 761ms 2 NS 1 A 2 MX 🔒 Secure View
2026-07-11 15:51:43 1286ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-22 03:56:35 802ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-20 07:20:10 938ms 2 NS 1 A 2 MX 🔒 Secure View
2026-06-16 13:00:05 1614ms 2 NS 1 A 2 MX 🔒 Secure View
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