107b.dk
Last scanned: 2026-08-27 23:44:15  ·  644ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   31ms
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   27ms
IPTTLPTRASNISP / OrgCIDRCountryCity
135.181.56.33 3600s static.33.56.181.135.clients.your-server.de AS24940 Hetzner Online GmbH 135.181.0.0/16 🇫🇮 Finland Helsinki
📧 MX Records1 records   23ms
PriorityTTLMail ServerIP addressesPTRASN
10 43200s sejler.nu 2a01:488:66:1000:5bfa:67c7:0:1
91.250.103.199		 sejler.nu
sejler.nu		 AS20773 Host Europe GmbH
AS8972 Host Europe GmbH
📧 Autodiscover / Autoconfig
ServiceCNAME / IP
🔷 Autodiscover135.181.56.33
🔶 Autoconfig135.181.56.33
🔷 AAAA Records (IPv6)
✗ No AAAA records — IPv6 not configured
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   138ms
TXT Record
v=spf1 a mx ip4:91.250.103.199 ptr:sejler.nu -all
✉️ SPF
PolicyRecord (107b.dk)
-all (hard fail) v=spf1 a mx ip4:91.250.103.199 ptr:sejler.nu -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)
🔐 DNSSEC99ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026082704
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
31ms
A
27ms
MX
23ms
AAAA
27ms
TXT
138ms
CAA
26ms
HTTPS
25ms
TLSA
108ms
SOA
0ms
MTA-STS
46ms
DNSSEC
99ms
SRV
47ms
Total
644ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-27 23:44:15 644ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-11 11:30:51 2630ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-17 20:57:38 1060ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-13 01:11:01 9157ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-21 17:59:45 648ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-20 19:21:19 832ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-16 12:33:43 882ms 2 NS 1 A 1 MX 🔒 Secure View
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