dblit.dk DNS records

🖥️ Nameservers2 records 54ms

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 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
77.111.240.191	600s	webcluster2.webpod11-cph3.one.com	AS51468	One.com A/S	77.111.240.0/22	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 32ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	dblit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca09::20 2a01:111:f403:ca09::c 52.101.68.10 52.101.73.1 52.101.73.28 52.101.73.4	mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00204.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.56
🔶 Autoconfig	77.111.240.191

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 56ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records6 records 252ms

TXT Record
_r0quyzoiudbasdydue6j5izxhaxpgoc
apple-domain-verification=w2bqAQF44ZjTFFM9
beam-verification=BMXzFnBKp1AR7cgUcFvLbzXjJOuJm2RiCbFMCxRW3O91svHN
kkWtOyv21J8FQMpbDitcaqIE9ybeRB9aM8KIhA6KsOg=
MS=ms21498479
v=spf1 include:spf.protection.outlook.com include:spf.truelink.dk ip4:109.232.72.0/24 -all

✉️ SPF

Policy	Record (dblit.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.truelink.dk ip4:109.232.72.0/24 -all

📨 DMARC

Policy	Record (_dmarc.dblit.dk)
p=quarantine	v=DMARC1; p=quarantine; rua=mailto:ayhlxdwy@ag.eu.dmarcian.com, mailto:dbl_it-alert@dblit.dk; ruf=mailto:dbl_it-alert@dblit.dk; fo=1;

📬 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

Type	Name	Value
CNAME	_acme-challenge.dblit.dk	_acme-challenge.9ac01310829aae848a5b299bb9e38ac9fdd3e0d949697c77.upcloudlb.com

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC54ms

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

🏷️ SOA22ms

Field	Value
Serial	2026032401
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

54ms

A

39ms

MX

32ms

AAAA

32ms

TXT

252ms

CAA

42ms

HTTPS

31ms

TLSA

253ms

SOA

22ms

MTA-STS

48ms

DNSSEC

54ms

SRV

56ms

Total

998ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-27 18:42:47	998ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 08:05:26	903ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 11:22:15	2144ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 19:40:34	830ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 12:40:00	1079ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 10:15:12	1174ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 18:31:57	1131ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 01:15:56	755ms	2 NS 1 A 1 MX	🔒 Secure	View