plan2learn.dk DNS records

🖥️ Nameservers2 records 47ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
62.116.201.42	600s	—	AS31027	GlobalConnect A/S	62.116.192.0/19	🇩🇰 Denmark	—

📧 MX Records1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	600s	plan2learn-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::10 2a01:111:f403:ca09::7 2a01:111:f403:ca09::e 52.101.68.0 52.101.68.39 52.101.68.5 52.101.73.11	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00103.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	62.116.194.161
🔶 Autoconfig	plan2learn.dk → 62.116.201.42

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 68ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	100	443	mail.prooffice.dk
_sipfederationtls._tcp	0	100	5061	sip.plan2learn.dk

📝 TXT Records8 records 194ms

TXT Record
2i7tflq6g7lpp3ae8r8und1vq8
anthropic-domain-verification-cvt7xp=xDiYB8JlvnI3lBiWz6MHHrLYr
B+JK5zUcNveRjTu8OalMwV9taQKDBSy8BKdnHepEIXAU9+TwTfnEwnMT028PjKPIrdiHDmkqYfnwsnJ3NXeVmA==
google-site-verification=4-xAT5NCcY430auIalZe5N31Xm16AWgGpEWLirN6ydw
google-site-verification=hBfWkB1fe6c3K-8PBxYoR7cx_t3FNF2JCwmpyDe9jgg
MS=0AEAD23647D076F75F5220338F57CAE01EBC75A0
MS=ms91325339
v=spf1 mx:plan2learn.dk ip4:62.116.194.174 ip4:62.116.201.40 include:spf.protection.outlook.com include:emsd1.com -all

✉️ SPF

Policy	Record (plan2learn.dk)
-all (hard fail)	v=spf1 mx:plan2learn.dk ip4:62.116.194.174 ip4:62.116.201.40 include:spf.protection.outlook.com include:emsd1.com -all

📨 DMARC

Policy	Record (_dmarc.plan2learn.dk)
p=none (monitor only)	v=DMARC1; p=none;

📬 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.plan2learn.dk	plan2learn.dk
TXT	plan2learn.dk	MS=0AEAD23647D076F75F5220338F57CAE01EBC75A0
TXT	plan2learn.dk	anthropic-domain-verification-cvt7xp=xDiYB8JlvnI3lBiWz6MHHrLYr

🔗 TLSA / DANE

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

🔐 DNSSEC89ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081201
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

47ms

A

38ms

MX

39ms

AAAA

44ms

TXT

194ms

CAA

51ms

HTTPS

38ms

TLSA

896ms

SOA

0ms

MTA-STS

53ms

DNSSEC

89ms

SRV

68ms

Total

1932ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-12 08:23:41	1932ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-04 00:58:33	9232ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-23 17:15:00	16897ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 21:28:40	1313ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 06:27:21	1565ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-13 04:36:52	9788ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-08 16:12:55	1684ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-02 12:34:55	1132ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 14:40:35	870ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 19:32:56	2797ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 18:12:41	1172ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 03:37:29	1345ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:24:58	4901ms	2 NS 1 A 1 MX	🔒 Secure	View