tt-atlas.dk

📜 Historical scan 2026-08-27 12:52:19 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

tt-atlas.dk is a .dk domain served by 2 nameservers (chuck.ns.cloudflare.com, rachel.ns.cloudflare.com). It was registered on 7 June 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.2.13 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by ttatlas-dk0e.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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#

2 records 76ms

Nameserver	IP addresses	PTR	ASN / ISP
chuck.ns.cloudflare.com	108.162.193.86 172.64.33.86 173.245.59.86 2606:4700:58::adf5:3b56 2803:f800:50::6ca2:c156 2a06:98c1:50::ac40:2156	chuck.ns.cloudflare.com chuck.ns.cloudflare.com chuck.ns.cloudflare.com chuck.ns.cloudflare.com chuck.ns.cloudflare.com chuck.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.
rachel.ns.cloudflare.com	108.162.192.215 172.64.32.215 173.245.58.215 2606:4700:50::adf5:3ad7 2803:f800:50::6ca2:c0d7 2a06:98c1:50::ac40:20d7	rachel.ns.cloudflare.com rachel.ns.cloudflare.com rachel.ns.cloudflare.com rachel.ns.cloudflare.com rachel.ns.cloudflare.com rachel.ns.cloudflare.com	AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc.

🌍 A Records#

2 records 57ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
104.21.2.13	300s	—	AS13335	Cloudflare, Inc.	104.21.0.0/17	—	—
172.67.128.144	300s	—	AS13335	Cloudflare, Inc.	172.67.128.0/17	—	—

📧 MX Records#

1 records 56ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	ttatlas-dk0e.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca09::3 2a01:111:f403:ca09::5 2a01:111:f403:ca09::e 52.101.68.8 52.101.73.11 52.101.73.16 52.101.73.8	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-am6pr04cu00303.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-am0pr04cu00500.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
🔶 Autoconfig	172.67.128.144

🔷 AAAA Records (IPv6)#

2 records 69ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2606:4700:3033::ac43:8090	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—
2606:4700:3037::6815:20d	300s	—	AS13335	Cloudflare, Inc.	2606:4700:3000:0:0:0:0:0/42	—	—

🔐 HTTPS Records#

1 records 89ms

Priority	Target	SvcParams
1 service	.	alpn="h3,h2" ipv4hint=104.21.2.13,172.67.128.144 ech=AEX+DQBBOQAgACDReRiOW+HwoQUTXzsusmUib7wRjR/raK7KozQJ3xIlTQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8090,2606:4700:3037::6815:20d

🔌 SRV Records#

1 records 102ms

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

📝 TXT Records#

3 records 268ms

TXT Record
google-site-verification=LpsLVBDL08pUy2i6M3Ptxuej5QMNiblqa9cI6x1wons
MS=ms78922620
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (tt-atlas.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 2026-10-22 12:16:41

www	104.21.2.13 172.67.128.144 2606:4700:3033::ac43:8090 2606:4700:3037::6815:20d (AS13335) (address records, no CNAME)
www vs bare domain	Same network tt-atlas.dk: 104.21.2.13 172.67.128.144 2606:4700:3033::ac43:8090 2606:4700:3037::6815:20d (AS13335) www.tt-atlas.dk: 104.21.2.13 172.67.128.144 2606:4700:3033::ac43:8090 2606:4700:3037::6815:20d (AS13335)
Wildcard	Yes: any name under the zone resolves

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
TXT	_acme-challenge.tt-atlas.dk	HzVWGZWKC0ecqC6TeC9Wap-ZjMTC5smOrFg0XmFNx4o
TXT	_acme-challenge.tt-atlas.dk	XXWxjQfduwkgWP3Iop1aC9aeYPMeB0G2KuHUIoyO_k0

🔗 TLSA / DANE#

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

🔐 DNSSEC#

9133ms

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	2413285136
Primary NS (MNAME)	chuck.ns.cloudflare.com
Responsible (RNAME)	dns@cloudflare.com
Refresh	10000s
Retry	2400s
Expire	604800s
Minimum (neg-cache TTL)	1800s

📋 Registration#

WHOIS fetched 2026-10-17 16:26:50

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-06-07
Expires	2027-06-30 (248d)

🔗 Same registrant#

0 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

No other domain with this registrant in our WHOIS data yet

📋 WHOIS#

⏱️ Lookup Timing#

76ms

57ms

56ms

AAAA

69ms

TXT

268ms

CAA

99ms

HTTPS

89ms

TLSA

247ms

SOA

0ms

MTA-STS

117ms

DNSSEC

9133ms

SRV

102ms

Total

9936ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-22 12:16:41	1081ms	2 NS 2 A 1 MX	🔓 Insecure
2026-10-17 15:58:33	2475ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-27 22:34:30	832ms	2 NS 2 A 1 MX	🔓 Insecure
2026-09-06 23:33:52	10947ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-29 14:38:48	2976ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-27 12:52:19 shown	9936ms	2 NS 2 A 1 MX	🔓 Insecure
2026-08-19 08:14:13	2080ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-26 05:07:27	846ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-18 10:43:48	3461ms	2 NS 2 A 1 MX	🔓 Insecure