tztest.dk

Records from scan: 2026-09-30 13:58:50 · 3833ms total · last checked 2026-10-19 00:24 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tztest.dk is a .dk domain served by 4 nameservers (ns-1100.awsdns-09.org, ns-1727.awsdns-23.co.uk, ns-292.awsdns-36.com and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 137.135.135.103 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by tztest-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

4 records 54ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1100.awsdns-09.org	205.251.196.76 2600:9000:5304:4c00::1	ns-1100.awsdns-09.org ns-1100.awsdns-09.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1727.awsdns-23.co.uk	205.251.198.191 2600:9000:5306:bf00::1	ns-1727.awsdns-23.co.uk ns-1727.awsdns-23.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-292.awsdns-36.com	205.251.193.36 2600:9000:5301:2400::1	ns-292.awsdns-36.com ns-292.awsdns-36.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-890.awsdns-47.net	205.251.195.122 2600:9000:5303:7a00::1	ns-890.awsdns-47.net ns-890.awsdns-47.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 62ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
137.135.135.103	3600s	—	AS8075	Microsoft Corporation	137.135.0.0/16	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	tztest-dk.mail.protection.outlook.com	2a01:111:f403:ca09::26 2a01:111:f403:ca09::28 2a01:111:f403:ca38::a 2a01:111:f403:ca48::a 52.101.209.31 52.101.68.12 52.101.73.126 52.101.91.153	mail-am8pr83cu00106.inbound.protection.outlook.com mail-am6pr02cu00300.inbound.protection.outlook.com mail-wa4pr05cu00102.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-cpjpr05cu00207.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-matpr04cu00101.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 → 52.98.149.136

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 285ms

TXT Record
globalsign-domain-verification=E26A644EFEB930456955C035E119369F

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

Policy	Record (_dmarc.tztest.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:6464b932f12ee@dmarc.centerasecurity.com;

📬 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#

checked 2026-10-11 13:36:32

www	137.135.135.103 (AS8075) (address records, no CNAME)
www vs bare domain	Same network tztest.dk: 137.135.135.103 (AS8075) www.tztest.dk: 137.135.135.103 (AS8075)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.tztest.dk	d22b351b-b550-4183-b154-b0233e9f326a.trustzonevalidation.com

🔗 TLSA / DANE#

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

🔐 DNSSEC#

85ms

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

🏷️ SOA#

71ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1727.awsdns-23.co.uk
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

54ms

62ms

56ms

AAAA

56ms

TXT

285ms

CAA

60ms

HTTPS

74ms

TLSA

587ms

SOA

71ms

MTA-STS

66ms

DNSSEC

85ms

SRV

78ms

Total

3833ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-30 13:58:50 shown	3833ms	4 NS 1 A 1 MX	🔒 Secure
2026-09-25 14:54:12	5147ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 01:32:43	3871ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-02 22:53:29	5489ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-18 04:22:03	24045ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-18 00:01:34	1737ms	4 NS 1 A 1 MX	🔒 Secure