dtdit.dk

📜 Historical scan 2026-09-09 22:43:48 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

dtdit.dk is a .dk domain served by 4 nameservers (ns1.dtd.sse-ns.com, ns2.dtd.sse-ns.com, ns3.dtd.sse-ns.com and 1 more). It was registered on 8 February 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 34.248.192.126 is hosted by Amazon.com, Inc. (AS16509) in Ireland. Mail is handled by dtdit-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, publishes a 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#

4 records 51ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dtd.sse-ns.com	205.251.194.133 2600:9000:5302:8500::1	ns-645.awsdns-16.net ns-645.awsdns-16.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns2.dtd.sse-ns.com	205.251.193.201 2600:9000:5301:c900::1	ns-457.awsdns-57.com ns-457.awsdns-57.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns3.dtd.sse-ns.com	205.251.198.147 2600:9000:5306:9300::1	ns-1683.awsdns-18.co.uk ns-1683.awsdns-18.co.uk	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
ns4.dtd.sse-ns.com	205.251.196.112 2600:9000:5304:7000::1	ns-1136.awsdns-14.org ns-1136.awsdns-14.org	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

🌍 A Records#

2 records 53ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
34.248.192.126	60s	fwd.superstruct.digital	AS16509	Amazon.com, Inc.	34.240.0.0/12	🇮🇪 Ireland	Dublin
52.213.59.21	60s	fwd.superstruct.digital	AS16509	Amazon.com, Inc.	52.208.0.0/13	🇮🇪 Ireland	Dublin

📧 MX Records#

1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dtdit-dk.mail.protection.outlook.com	2a01:111:f403:ca04::10 2a01:111:f403:ca04::4 2a01:111:f403:ca09::4 2a01:111:f403:ca21::e 52.101.68.12 52.101.68.16 52.101.73.11 52.101.73.155	mail-dbapr03cu00100.inbound.protection.outlook.com mail-db4pr02cu00204.inbound.protection.outlook.com mail-am0pr04cu00504.inbound.protection.outlook.com mail-matpr04cu00306.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr02cu00203.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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

2 records 55ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a05:d018:1657:2e01::f3d	60s	—	AS16509	Amazon.com, Inc.	2a05:d000:0:0:0:0:0:0/25	🇮🇪 Ireland	Dublin
2a05:d018:1657:2e02::f3d	60s	—	AS16509	Amazon.com, Inc.	2a05:d000:0:0:0:0:0:0/25	🇮🇪 Ireland	Dublin

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 171ms

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

📝 TXT Records#

3 records 246ms

TXT Record
mandrill_verify.LDzd7GKTFNep4e6JhQQRog
MS=ms18837724
v=spf1 mx include:servers.mcsv.net include:spf.mandrillapp.com include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (dtdit.dk)
~all (soft fail)	v=spf1 mx include:servers.mcsv.net include:spf.mandrillapp.com include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.dtdit.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc@superstruct.uriports.com; ruf=mailto:dmarc@superstruct.uriports.com; fo=1:d:s

📬 MTA-STS#

266ms

Check	Result
Status	🔒 Enforce
TXT record (_mta-sts)	✓ Found
HTTPS policy	✓ Valid
Mode	enforce
Policy ID	20260130000000Z
max_age	604800s
Policy MX	*.mail.protection.outlook.com

📈 TLSRPT#

Status	Report address (rua)
✓ Enabled	mailto:tlsrpt@superstruct.uriports.com

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-09 22:19:04

www	34.248.192.126 52.213.59.21 2a05:d018:1657:2e01::f3d 2a05:d018:1657:2e02::f3d (AS16509) (address records, no CNAME)
www vs bare domain	Same network dtdit.dk: 34.248.192.126 52.213.59.21 2a05:d018:1657:2e01::f3d 2a05:d018:1657:2e02::f3d (AS16509) www.dtdit.dk: 34.248.192.126 52.213.59.21 2a05:d018:1657:2e01::f3d 2a05:d018:1657:2e02::f3d (AS16509)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

3 found

Selector	CNAME	Key
mail	—	RSA · ~1024 bit below 2048 bit
selector1	selector1-dtdit-dk._domainkey.dtdgroupdk.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-dtdit-dk._domainkey.dtdgroupdk.onmicrosoft.com	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

89ms

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

🏷️ SOA#

0ms

Field	Value
Serial	1
Primary NS (MNAME)	ns1.dtd.sse-ns.com
Responsible (RNAME)	domains@superstruct.com
Refresh	7200s
Retry	900s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-12 11:30:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2021-02-08
Expires	2027-02-28 (133d)

🔗 Same registrant#

14 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).

Domain	Registrar
8363.dk	Punktum dk A/S (direct)
downthedrainconcerts.dk	Punktum dk A/S (direct)
dtdconcerts.dk	Punktum dk A/S (direct)
dtdevents.dk	Punktum dk A/S (direct)
dtdg.dk	Punktum dk A/S (direct)
foreverfestival.dk	Punktum dk A/S (direct)
havenfestival.dk	Punktum dk A/S (direct)
krftwrk.dk	DANDOMAIN A/S
legendsfestival.dk	Punktum dk A/S (direct)
northside.dk	Punktum dk A/S (direct)
northsiders.dk	Punktum dk A/S (direct)
stagesfestival.dk	Punktum dk A/S (direct)
tinderbox.dk	Punktum dk A/S (direct)
tourbog.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

51ms

53ms

50ms

AAAA

55ms

TXT

246ms

CAA

47ms

HTTPS

55ms

TLSA

378ms

SOA

0ms

MTA-STS

266ms

DNSSEC

89ms

SRV

171ms

Total

3586ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-09-16 17:53:07	5847ms	4 NS 2 A 1 MX	🔓 Insecure
2026-09-09 22:43:48 shown	3586ms	4 NS 2 A 1 MX	🔓 Insecure
2026-08-21 11:05:10	10444ms	4 NS 2 A 1 MX	🔓 Insecure
2026-08-18 02:15:18	4052ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-13 00:30:53	3390ms	2 NS 0 A 1 MX	🔓 Insecure
2026-08-08 00:12:27	2027ms	2 NS 0 A 1 MX	🔓 Insecure
2026-07-01 23:36:03	2213ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-17 04:50:12	1632ms	2 NS 1 A 1 MX	🔓 Insecure