introcert.dk DNS records

🖥️ Nameservers2 records 53ms

Nameserver	IP addresses	PTR	ASN / ISP
ns.nsd.dk	172.104.147.68	ns.nsd.dk	AS63949 Akamai Connected Cloud
ns2.nsd.dk	62.242.205.2	ns2.nsd.dk	AS3292 TDC Holding A/S

🌍 A Records

🌍

No A records found

📧 MX Records1 records 48ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
20	600s	introcert-dk.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::d 2a01:111:f403:ca09::20 2a01:111:f403:ca09::26 52.101.68.16 52.101.73.155 52.101.73.19 52.101.73.2	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db6pr03cu00105.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-am8pr83cu00106.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.24

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 291ms

TXT Record
MS=ms70515773
v=spf1 include:spf.protection.outlook.com a mx -all

✉️ SPF

Policy	Record (introcert.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com a mx -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

🔗 TLSA / DANE

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

🔐 DNSSEC118ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	resolution failed: ncache nxrrset

🏷️ SOA0ms

Field	Value
Serial	2026082506
Primary NS (MNAME)	ns.nsd.dk
Responsible (RNAME)	admin@ns.nsd.dk
Refresh	600s
Retry	600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

53ms

A

67ms

MX

48ms

AAAA

36ms

TXT

291ms

CAA

74ms

HTTPS

86ms

TLSA

622ms

SOA

0ms

MTA-STS

82ms

DNSSEC

118ms

SRV

403ms

Total

1568ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 14:11:01	1568ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-26 10:47:45	895ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-21 07:47:43	3897ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-19 05:38:38	5496ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-18 04:16:16	2540ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-14 16:45:33	2335ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-08-09 12:46:20	3220ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-30 20:21:55	1472ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-25 00:48:55	1274ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-23 23:44:07	1262ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-10 19:38:48	3075ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-09 00:43:09	25326ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-01 22:48:27	879ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-07-01 05:09:25	1393ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-26 15:22:02	852ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-24 09:30:48	1764ms	2 NS 0 A 1 MX	🔓 Insecure	View
2026-06-17 15:24:41	2657ms	2 NS 0 A 1 MX	🔓 Insecure	View