dtdc.dk DNS records

🖥️ Nameservers4 records 85ms

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 Records2 records 87ms

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

📧

No MX records found

🔷 AAAA Records (IPv6)2 records 88ms

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

📝 TXT Records1 records 328ms

TXT Record
v=spf1 mx include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mandrillapp.com -all

✉️ SPF

Policy	Record (dtdc.dk)
-all (hard fail)	v=spf1 mx include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mandrillapp.com -all

📨 DMARC

Policy	Record (_dmarc.dtdc.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:b5677ae8051a40fd80a6665b6d4140a6@dmarc-reports.cloudflare.net

📬 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

🔗 TLSA / DANE

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

🔐 DNSSEC234ms

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

🏷️ SOA0ms

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 — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

85ms

A

87ms

MX

79ms

AAAA

88ms

TXT

328ms

CAA

82ms

HTTPS

88ms

TLSA

605ms

SOA

0ms

MTA-STS

162ms

DNSSEC

234ms

SRV

8067ms

Total

9605ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-22 05:14:35	9605ms	4 NS 2 A 0 MX	🔓 Insecure	View
2026-06-28 00:26:35	996ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-23 18:09:29	784ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-22 03:24:44	1170ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 09:35:49	2064ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-20 22:10:42	431ms	2 NS 2 A 0 MX	🔓 Insecure	View
2026-06-17 04:50:53	345ms	2 NS 2 A 0 MX	🔓 Insecure	View