danner.dk DNS records

🖥️ Nameservers2 records 57ms

Nameserver	IP addresses	PTR	ASN / 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 30ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.20.205.13	600s	linux344.unoeuro.com	AS48854	team.blue Denmark A/S	185.20.204.0/22	🇩🇰 Denmark	—

📧 MX Records3 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx1-dk.centerasecurity.dk	128.76.60.167 128.76.60.187 89.233.19.127 89.233.19.127 89.233.19.188 89.233.19.188	mx6.centerasecurity.dk mx6.centerasecurity.dk 127.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 188.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
10	3600s	mx2-dk.centerasecurity.dk	128.76.60.168 128.76.60.169 89.233.19.128 89.233.19.128 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk mx6.centerasecurity.dk 128.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S
20	3600s	mx3-dk.centerasecurity.dk	128.76.60.187 89.233.19.129 89.233.19.129	mx6.centerasecurity.dk 129.0-254.19.233.89.in-addr.arpa mx14.centerasecurity.dk	AS3292 TDC Holding A/S AS3308 Norlys Digital A/S AS3308 Norlys Digital A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records9 records 230ms

TXT Record
4/AnroUbP+hltVZfKRwuz1S0rX29WygTLM1xQFGShhb542yHX4/1bR/XrjzOVv2FZKC77jbkjHPGUtzU8tRN1Q==
5e844ec6dikpvmk82qld32c7aq
j5pj9uvg3qnqni8pa97agundcr
jo7u4j3te2iss12fj748nhgr46
MS=1602331CC004A3BFA2F855DE20409A1B391E1429
MS=ms15196431
q1smpmvrgs1t0vs93isabulsmm
r9vp941iivbhffh1fkv60gu2pu
v=spf1 mx a ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 a:mail.danner.dk include:spf.protection.outlook.com include:spfinclude.signflow.dk include:_spf.centerasecurity.dk -all

✉️ SPF

Policy	Record (danner.dk)
-all (hard fail)	v=spf1 mx a ip4:205.201.128.0/20 ip4:198.2.128.0/18 ip4:148.105.0.0/16 a:mail.danner.dk include:spf.protection.outlook.com include:spfinclude.signflow.dk include:_spf.centerasecurity.dk -all

📨 DMARC

Policy	Record (_dmarc.danner.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:dmarc@danner.dk; ruf=mailto:dmarc@danner.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 / DANE6 records 89ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx1-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx2-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	56315B43B892E9AEE184919EC6A5821C…
SMTP _25._tcp.mx3-dk.centerasecurity.dk	DANE-EE · SPKI · SHA-256	D4C349E7B72F5CF4A9CEA358F98947C2…

🔐 DNSSEC130ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026082706
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

57ms

A

30ms

MX

55ms

AAAA

36ms

TXT

230ms

CAA

46ms

HTTPS

62ms

TLSA

89ms

SOA

0ms

MTA-STS

103ms

DNSSEC

130ms

SRV

87ms

Total

962ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 19:28:37	962ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-27 17:03:13	676ms	2 NS 1 A 3 MX	🔒 Secure	View
2026-08-26 16:37:16	2776ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 12:44:17	1595ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-12 14:57:00	4780ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 22:18:16	1802ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 09:54:03	1855ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 11:06:44	682ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 00:27:08	1189ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 01:45:54	1818ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 00:21:59	678ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 00:20:33	625ms	2 NS 1 A 1 MX	🔒 Secure	View