tcaa.dk DNS records

🖥️ Nameservers3 records 27ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dns.services	195.242.131.6 2001:67c:564:ffff::11	ns1.dns.services ns1.dns.services	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.dns.services	2a00:1b18:2:3:3::2 62.69.152.37	ns2.dns.services ns2.dns.services	AS47527 DLX A/S AS47527 DLX A/S
ns3.dns.services	185.55.197.53	ns3.dns.services	AS60153 Inpadi ApS

🌍 A Records1 records 39ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.131.238	3600s	forward01.dns.services	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 37ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	tcaa-dk.i-v1.mx.microsoft	2a01:111:f403:ca04::d 2a01:111:f403:ca09::28 2a01:111:f403:ca09::3 2a01:111:f403:ca09::a 52.101.103.137 52.101.68.25 52.101.73.123 52.101.73.19	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00101.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-am6pr02cu00203.inbound.protection.outlook.com mail-as8pr04cu00803.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	185.26.62.16

🔷 AAAA Records (IPv6)1 records 48ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2001:67c:564:fffa::1002	3600s	—	AS62121	Christian Ebsen ApS	2001:67c:564:0:0:0:0:0/48	🇩🇰 Denmark	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 57ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com
_xmpp-server._tcp	0	100	5269	sip.tcaa.dk

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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.tcaa.dk	22f07055-3b91-4b31-a324-2a9399148f3c.acme-auth.itcn.dk
TXT	22f07055-3b91-4b31-a324-2a9399148f3c.acme-auth.itcn.dk	YM23jsIRYjU1O0elcewIwNvTousSG7qKIKxMTfTR48o
TXT	22f07055-3b91-4b31-a324-2a9399148f3c.acme-auth.itcn.dk	pivo0TPVcWCQt08TeP21jbjAdvYl4cn6dvqNLnFVpJU

🔗 TLSA / DANE4 records 84ms

Service / Owner	Type	Cert association
SMTP _25._tcp.tcaa-dk.i-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	C1AD7778796D20BCA65C889A26550211…
SMTP _25._tcp.tcaa-dk.i-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	54883CC5F1849331E6BF5002C3129D20…
SMTP _25._tcp.tcaa-dk.i-v1.mx.microsoft	DANE-TA · Full cert · SHA-256	EA7A25255D111FC3CE4CB8FABE3ADF9C…
SMTP _25._tcp.tcaa-dk.i-v1.mx.microsoft	DANE-EE · SPKI · SHA-256	803F7447CC75B208DBCA042346F5D8DF…

🔐 DNSSEC69ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081801
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	post@dns.services
Refresh	10800s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	7200s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

27ms

A

39ms

MX

37ms

AAAA

48ms

TXT

202ms

CAA

19ms

HTTPS

36ms

TLSA

84ms

SOA

0ms

MTA-STS

47ms

DNSSEC

69ms

SRV

57ms

Total

802ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 16:57:13	802ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 04:52:37	4798ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 04:36:07	26033ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-20 06:33:21	1026ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 03:03:47	1182ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:44:42	2504ms	3 NS 1 A 1 MX	🔒 Secure	View