gtn.dk DNS records

🖥️ Nameservers3 records 89ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.e-studio.dk	195.242.131.5 2001:67c:564:fffc::11	ns1.e-studio.dk ns1.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.e-studio.dk	2a00:1b18:2:3::2 62.69.152.34	ns2.e-studio.dk ns2.e-studio.dk	AS47527 DLX A/S AS47527 DLX A/S
ns3.e-studio.dk	193.200.90.183 2001:67c:564:fffc::13	ns3.e-studio.dk ns3.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.131.2	14400s	web.e-studio.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	14400s	gtn-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::d 2a01:111:f403:ca09::4 2a01:111:f403:ca09::5 52.101.68.36 52.101.68.39 52.101.68.5 52.101.73.155	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am7pr02cu00203.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

📝 TXT Records1 records 168ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:_spf.e-studio.dk -all

✉️ SPF

Policy	Record (gtn.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.e-studio.dk -all

📨 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
TXT	_acme-challenge.gtn.dk	evz4OJQ6lShLQo4UTU-uv3AGY3yxafUdlYysCdEk6to

🔗 TLSA / DANE

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

🔐 DNSSEC151ms

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

🏷️ SOA0ms

Field	Value
Serial	2026071201
Primary NS (MNAME)	ns1.e-studio.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

89ms

A

50ms

MX

40ms

AAAA

53ms

TXT

168ms

CAA

65ms

HTTPS

87ms

TLSA

600ms

SOA

0ms

MTA-STS

93ms

DNSSEC

151ms

SRV

87ms

Total

1345ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-28 09:05:52	1345ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-16 20:23:16	3617ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 07:55:58	1286ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:47:31	1488ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 10:38:40	987ms	3 NS 1 A 1 MX	🔒 Secure	View