aatg.dk

📜 Historical scan 2026-10-09 21:27:07 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

aatg.dk is a .dk domain served by 3 nameservers (ns1.dns.services, ns2.dns.services, ns3.dns.services). It was registered on 13 December 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.26.62.4 is hosted by Techcollege S/i (AS204575) in Denmark. Mail is handled by aatg-dk.c-v1.mx.microsoft. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 29ms

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 Records#

1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.26.62.4	3600s	—	AS204575	Techcollege S/i	185.26.60.0/22	🇩🇰 Denmark	Viby J

📧 MX Records#

1 records 34ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	60s	aatg-dk.c-v1.mx.microsoft	2a01:111:f403:ca04::f 2a01:111:f403:ca09::20 2a01:111:f403:ca09::a 2a01:111:f403:ca3c::8 52.101.103.140 52.101.185.114 52.101.185.21 52.101.73.120	mail-db7pr03cu00507.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-zrxpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00204.inbound.protection.outlook.com mail-zrxpr04cu00102.inbound.protection.outlook.com mail-zrxpr05cu00105.inbound.protection.outlook.com mail-am7pr02cu00300.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 80ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-16 04:20:21

www CNAME	aatg.dk (all on aatg.dk) → 185.26.62.4 (AS204575)
www vs bare domain	Same network aatg.dk: 185.26.62.4 (AS204575) www.aatg.dk: 185.26.62.4 (AS204575)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.aatg.dk	53193503-224a-4437-bcd5-7a6c61bd762b.acme-auth.itcn.dk
TXT	53193503-224a-4437-bcd5-7a6c61bd762b.acme-auth.itcn.dk	AP6zADi2eajdOlseAPYGL1QtFtihwx4jwKJoA0vmCAQ
TXT	53193503-224a-4437-bcd5-7a6c61bd762b.acme-auth.itcn.dk	ZrlFigcFzFrO5FNkN4FyjOiSJpBGZNYWOGNGbOlQJsM

🔗 TLSA / DANE#

4 records 94ms

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

🔐 DNSSEC#

61ms

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

🏷️ SOA#

41ms

Field	Value
Serial	2026100910
Primary NS (MNAME)	ns1.dns.services
Responsible (RNAME)	post@dns.services
Refresh	10800s
Retry	3600s
Expire	1814400s
Minimum (neg-cache TTL)	7200s

📋 Registration#

WHOIS fetched 2026-10-08 17:59:52

Field	Value
Registrar	IT Center Nord
Registered	2000-12-13
Expires	2026-12-31 (71d)

📋 WHOIS#

⏱️ Lookup Timing#

29ms

31ms

34ms

AAAA

37ms

TXT

184ms

CAA

28ms

HTTPS

38ms

TLSA

94ms

SOA

41ms

MTA-STS

36ms

DNSSEC

61ms

SRV

80ms

Total

575ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-16 04:20:21	806ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-09 21:27:07 shown	575ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-08 17:58:30	683ms	3 NS 1 A 4 MX	🔒 Secure
2026-09-29 18:49:47	963ms	3 NS 1 A 5 MX	🔒 Secure
2026-09-02 12:34:41	2101ms	3 NS 1 A 5 MX	🔒 Secure
2026-08-10 17:57:15	1397ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-27 01:02:54	1266ms	3 NS 1 A 5 MX	🔒 Secure
2026-06-23 06:14:59	981ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 12:51:32	2183ms	3 NS 1 A 5 MX	🔒 Secure