tdev.dk

📜 Historical scan 2026-09-27 21:50:29 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tdev.dk is a .dk domain served by 4 nameservers (ns-1337.awsdns-39.org, ns-1547.awsdns-01.co.uk, ns-437.awsdns-54.com and 1 more). It was registered on 14 September 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 91.216.14.223 is hosted by Netvaerkssmeden (AS42638) in Denmark. Mail is handled by tdev-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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#

4 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns-1337.awsdns-39.org	205.251.197.57 2600:9000:5305:3900::1	ns-1337.awsdns-39.org ns-1337.awsdns-39.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-1547.awsdns-01.co.uk	205.251.198.11 2600:9000:5306:b00::1	ns-1547.awsdns-01.co.uk ns-1547.awsdns-01.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-437.awsdns-54.com	205.251.193.181 2600:9000:5301:b500::1	ns-437.awsdns-54.com ns-437.awsdns-54.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns-836.awsdns-40.net	205.251.195.68 2600:9000:5303:4400::1	ns-836.awsdns-40.net ns-836.awsdns-40.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

1 records 49ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.216.14.223	300s	plesk03.dynadohosting.io	AS42638	Netvaerkssmeden	91.216.14.0/24	🇩🇰 Denmark	—

📧 MX Records#

1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	tdev-dk.mail.protection.outlook.com	2a01:111:f403:c967:: 2a01:111:f403:c967::2 2a01:111:f403:c967::4 2a01:111:f403:c967::6 52.101.209.2 52.101.209.4 52.101.209.6 52.101.209.74	mail-cpcp307cu00400.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpap307cu00402.inbound.protection.outlook.com mail-cpap307cu00204.inbound.protection.outlook.com mail-cpcp307cu00206.inbound.protection.outlook.com mail-cpcp307cu00402.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 → 40.104.116.56

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 274ms

TXT Record
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (tdev.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-10 19:04:43

www CNAME	tdev.dk (all on tdev.dk) → 91.216.14.223 (AS42638)
www vs bare domain	Same network tdev.dk: 91.216.14.223 (AS42638) www.tdev.dk: 91.216.14.223 (AS42638)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

2047ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns-1337.awsdns-39.org
Responsible (RNAME)	awsdns-hostmaster@amazon.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-03 08:17:38

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2018-09-14
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

44ms

49ms

AAAA

45ms

TXT

274ms

CAA

48ms

HTTPS

47ms

TLSA

363ms

SOA

0ms

MTA-STS

69ms

DNSSEC

2047ms

SRV

73ms

Total

5346ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 07:39:46	7025ms	4 NS 1 A 1 MX	🔓 Insecure
2026-10-02 07:34:31	772ms	1 NS 0 A 0 MX	❓ Unknown
2026-10-01 07:29:09	3612ms	4 NS 1 A 1 MX	🔓 Insecure
2026-09-27 21:50:29 shown	5346ms	4 NS 1 A 1 MX	🔓 Insecure
2026-06-20 18:03:34	1891ms	4 NS 1 A 5 MX	🔓 Insecure
2026-06-17 20:22:51	956ms	4 NS 1 A 5 MX	🔓 Insecure