tt-atlas.dk

📜 Historical scan 2026-08-19 08:14:13  ·  ← 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   51ms
NameserverIP addressesPTRASN / 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   56ms
IPTTLPTRASNISP / OrgCIDRCountryCity
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   50ms
PriorityTTLMail ServerIP addressesPTRASN
0 3600s ttatlas-dk0e.mail.protection.outlook.com 2a01:111:f403:ca04::4
2a01:111:f403:ca04::5
2a01:111:f403:ca09::b
2a01:111:f403:ca09::f
52.101.68.12
52.101.73.1
52.101.73.22
52.101.73.24		 mail-db4pr02cu00204.inbound.protection.outlook.com
mail-db3pr0202cu00205.inbound.protection.outlook.com
mail-am7pr05cu00103.inbound.protection.outlook.com
mail-am7pr05cu00307.inbound.protection.outlook.com
mail-db9pr02cu00204.inbound.protection.outlook.com
mail-am3pr04cu00501.inbound.protection.outlook.com
mail-am7pr05cu00106.inbound.protection.outlook.com
mail-as8pr05cu00300.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#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 40.104.116.24
🔶 Autoconfig172.67.128.144

🔷 AAAA Records (IPv6)#

2 records   53ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
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   50ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.2.13,172.67.128.144 ech=AEX+DQBBbgAgACAGaly7vKmT6RWk4nYu6yoj/f+Rt17+PxuIh5MyDIIVGAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:8090,2606:4700:3037::6815:20d

🔌 SRV Records#

1 records   100ms
ServicePriorityWeightPortTarget
_sipfederationtls._tcp 100 1 5061 sipfed.online.lync.com

📝 TXT Records#

3 records   206ms
TXT Record
google-site-verification=LpsLVBDL08pUy2i6M3Ptxuej5QMNiblqa9cI6x1wons
MS=ms78922620
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF#

PolicyRecord (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
www104.21.2.13 172.67.128.144 2606:4700:3033::ac43:8090 2606:4700:3037::6815:20d (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves

🔎 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#

84ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2412546487
Primary NS (MNAME)chuck.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-17 16:26:50
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2021-06-07
Expires2027-06-30 (247d)

🔗 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#

NS
51ms
A
56ms
MX
50ms
AAAA
53ms
TXT
206ms
CAA
54ms
HTTPS
50ms
TLSA
829ms
SOA
0ms
MTA-STS
84ms
DNSSEC
84ms
SRV
100ms
Total
2080ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
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 9936ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-19 08:14:13 shown 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
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