dtdcrew.dk

Records from scan: 2026-10-03 11:02:11 · 1170ms total · last checked 2026-10-17 02:26 (unchanged)

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dtdcrew.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 already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.237.249.17 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by dtdcrew-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 53ms

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#

1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.237.249.17	600s	splash.dandomain.dk	AS48854	team.blue Denmark A/S	212.237.248.0/23	🇩🇰 Denmark	—

📧 MX Records#

1 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dtdcrew-dk.mail.protection.outlook.com	2a01:111:f403:c967::c 2a01:111:f403:ca04::10 2a01:111:f403:ca21::a 2a01:111:f403:ca3c::a 52.101.103.162 52.101.209.28 52.101.73.153 52.101.91.156	mail-cpjpr05cu00204.inbound.protection.outlook.com mail-dbapr03cu00100.inbound.protection.outlook.com mail-maspr04cu00102.inbound.protection.outlook.com mail-zrxpr07cu00102.inbound.protection.outlook.com mail-miypr03cu00202.inbound.protection.outlook.com mail-cpjpr05cu00104.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-maspr04cu00104.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 → 52.98.154.152

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 76ms

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

📝 TXT Records#

5 records 227ms

TXT Record
MS=ms37820413
MS=ms93725212
notion-domain-verification=t9uLH8FDMxcHwNzXC69XKX4wHPs3PFe6oCsWmDVYPF9
slack-domain-verification=W8zWqxAnnVmLGme0fwRJ1bDbV2l1dkrcFIQ3WDuI
v=spf1 include:spf.protection.outlook.com ~all

✉️ SPF#

Policy	Record (dtdcrew.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com ~all

📨 DMARC#

Policy	Record (_dmarc.dtdcrew.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc@superstruct.uriports.com,mailto:f9a4e202c7b64d1a841103d3fd666d88@dmarc-reports.cloudflare.net; ruf=mailto:dmarc@superstruct.uriports.com; fo=1:d:s

📬 MTA-STS#

212ms

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#

checked 2026-10-13 23:27:25

www	212.237.249.17 (AS48854) (address records, no CNAME)
www vs bare domain	Same network dtdcrew.dk: 212.237.249.17 (AS48854) www.dtdcrew.dk: 212.237.249.17 (AS48854)
Wildcard	No
Denial of existence	Compact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-dtdcrew-dk._domainkey.superstruct.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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

83ms

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

🏷️ SOA#

79ms

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#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

53ms

41ms

39ms

AAAA

39ms

TXT

227ms

CAA

45ms

HTTPS

46ms

TLSA

640ms

SOA

79ms

MTA-STS

212ms

DNSSEC

83ms

SRV

76ms

Total

1170ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 11:02:11 shown	1170ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-21 11:15:15	13715ms	4 NS 1 A 1 MX	🔓 Insecure
2026-08-12 11:35:36	2695ms	2 NS 2 A 1 MX	🔓 Insecure
2026-07-22 18:51:23	10677ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-30 18:24:50	1113ms	2 NS 2 A 1 MX	🔓 Insecure
2026-06-17 04:50:09	2703ms	2 NS 2 A 1 MX	🔓 Insecure