negon.dk
Last scanned: 2026-08-31 14:22:09  ·  1910ms total
⬇ Zone File 📜 Record History ⚡ Scan Now
🖥️ Nameservers2 records   109ms
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   99ms
IPTTLPTRASNISP / OrgCIDRCountryCity
91.250.103.199 43200s sejler.nu AS8972 Host Europe GmbH 91.250.96.0/21 🇫🇷 France Strasbourg
📧 MX Records1 records   60ms
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
🔷 Autodiscover91.250.103.199
🔶 Autoconfig91.250.103.199
🔷 AAAA Records (IPv6)1 records   72ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2a01:488:66:1000:5bfa:67c7:0:1 43200s sejler.nu AS20773 Host Europe GmbH 2a01:488:0:0:0:0:0:0/33 🇩🇪 Germany —
🔐 HTTPS Records
✗ No HTTPS RR — no SVCB/HTTPS service binding
📝 TXT Records1 records   343ms
TXT Record
v=spf1 a mx ip4:91.250.103.199 -all
✉️ SPF
PolicyRecord (negon.dk)
-all (hard fail) v=spf1 a mx ip4:91.250.103.199 -all
📨 DMARC
PolicyRecord (_dmarc.negon.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:nikolaj@negon.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)
🔐 DNSSEC256ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated
🏷️ SOA0ms
FieldValue
Serial2026083101
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
109ms
A
99ms
MX
60ms
AAAA
72ms
TXT
343ms
CAA
120ms
HTTPS
131ms
TLSA
538ms
SOA
0ms
MTA-STS
166ms
DNSSEC
256ms
SRV
158ms
Total
1910ms
🕐 Scan History
Scanned AtDurationRecordsDNSSEC
2026-08-31 14:22:09 1910ms 2 NS 1 A 1 MX 🔒 Secure View
2026-08-12 04:35:22 3116ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-18 15:29:50 854ms 2 NS 1 A 1 MX 🔒 Secure View
2026-07-13 04:49:38 759ms 2 NS 1 A 1 MX 🔒 Secure View
2026-06-17 13:52:35 1826ms 2 NS 1 A 1 MX 🔒 Secure View
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