plus.dk DNS records

🖥️ Nameservers2 records 58ms

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 56ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
81.95.249.172	600s	—	AS48854	team.blue Denmark A/S	81.95.240.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 54ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	plus-dk.mail.protection.outlook.com	2a01:111:f403:c967::8 2a01:111:f403:ca09::a 2a01:111:f403:ca21::8 2a01:111:f403:ca3c::a 52.101.68.16 52.101.68.29 52.101.73.123 52.101.73.153	mail-cpjpr04cu00100.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-matpr04cu00100.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as8pr05cu00401.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 106ms

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

📝 TXT Records4 records 173ms

TXT Record
google-site-verification=US9Nbbps7Q9UvtqBmZoxGBvT38JM3M2LFKiv4mtzRpk
MS=ms93326653
openai-domain-verification=dv-VNCvPVTRTLMqGWEJBMHYFXKE
v=spf1 include:spf.protection.outlook.com a:mail.plus.dk include:spf.eu.exclaimer.net include:_spf_euwest1.prod.hydra.sophos.com include:_spf_eucentral1.prod.hydra.sophos.com ip4:152.115.91.14 ip4:81.95.249.172 -all

✉️ SPF

Policy	Record (plus.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a:mail.plus.dk include:spf.eu.exclaimer.net include:_spf_euwest1.prod.hydra.sophos.com include:_spf_eucentral1.prod.hydra.sophos.com ip4:152.115.91.14 ip4:81.95.249.172 -all

📨 DMARC

Policy	Record (_dmarc.plus.dk)
p=quarantine	v=DMARC1; p=quarantine

📬 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
TXT	_acme-challenge.plus.dk	G09SlhxfYMTIBFjBxMqNtgj5iAdVE1InJ4_VdoBiDi4

🔗 TLSA / DANE

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

🔐 DNSSEC135ms

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

🏷️ SOA0ms

Field	Value
Serial	2026091003
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

58ms

A

56ms

MX

54ms

AAAA

35ms

TXT

173ms

CAA

50ms

HTTPS

41ms

TLSA

976ms

SOA

0ms

MTA-STS

67ms

DNSSEC

135ms

SRV

106ms

Total

1739ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-11 05:43:25	1739ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 16:44:22	1340ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 17:10:29	17230ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-12 18:25:05	1350ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 21:02:02	1800ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 12:09:58	1043ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 04:34:08	3629ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 04:01:20	1159ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-24 00:26:44	1165ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 20:41:06	1704ms	2 NS 1 A 1 MX	🔒 Secure	View