dtdg.dk DNS records

🖥️ Nameservers4 records 59ms

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 Records4 records 78ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.174.18.119	60s	server-3-174-18-119.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.40	60s	server-3-174-18-40.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.6	60s	server-3-174-18-6.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—
3.174.18.87	60s	server-3-174-18-87.cph50.r.cloudfront.net	AS16509	Amazon.com, Inc.	3.128.0.0/10	🇺🇸 United States	—

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	dtdg-dk.mail.protection.outlook.com	2a01:111:f403:ca04::d 2a01:111:f403:ca09::5 2a01:111:f403:ca09::6 2a01:111:f403:ca09::9 52.101.209.153 52.101.68.5 52.101.68.8 52.101.73.12	mail-db6pr03cu00105.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-am4pr0401cu00106.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-cpjpr04cu00101.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-am4pr0401cu00104.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)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 110ms

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

📝 TXT Records4 records 253ms

TXT Record
google-site-verification=JPyQek4MLLlth88rjC4bKcljxrutX4dciMEP8DSRAuc
MS=ms25749960
MS=ms39137216
v=spf1 include:servers.mcsv.net include:spf.mandrillapp.com include:spf.protection.outlook.com -all

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.dtdg.dk)
p=quarantine	v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:7eceaf350ab14f0d875b1dcc76708b16@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)

🔐 DNSSEC9099ms

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

59ms

A

78ms

MX

41ms

AAAA

55ms

TXT

253ms

CAA

66ms

HTTPS

54ms

TLSA

394ms

SOA

0ms

MTA-STS

100ms

DNSSEC

9099ms

SRV

110ms

Total

18065ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 01:04:40	18065ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-08-22 04:49:38	2385ms	4 NS 4 A 1 MX	🔓 Insecure	View
2026-08-06 23:57:49	2532ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-07-04 22:34:57	1736ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-26 06:58:34	7219ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-23 02:58:22	1205ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-22 19:46:01	1602ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-20 00:18:04	1217ms	2 NS 2 A 1 MX	🔓 Insecure	View
2026-06-17 04:50:12	1893ms	2 NS 2 A 1 MX	🔓 Insecure	View