certifikat.dk DNS records

🖥️ Nameservers2 records 71ms

Nameserver	IP addresses	PTR	ASN / ISP
udns1.cscdns.net	2001:502:f3ff::201 204.74.66.1	udns1.cscdns.net ns1.alba.bank	AS12008 Vercara, LLC AS12008 Vercara, LLC
udns2.cscdns.uk	2001:502:4612::201 204.74.111.1	udns2.cscdns.uk ns2.webipdns.com.au	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records1 records 104ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
91.102.26.8	300s	www.certifikat.dk	AS41741	Nets Denmark A/S	91.102.24.0/21	🇳🇴 Norway	Oslo

📧 MX Records3 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	certifikat-dk.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 52.101.68.21 52.101.68.27 52.101.68.5 52.101.73.15	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.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
10	300s	nets-eu.mail.eo.outlook.com.certifikat.dk	—	—	—
20	300s	nets-eu.mail.protection.outlook.com	2a01:111:f403:ca04::4 2a01:111:f403:ca04::5 2a01:111:f403:ca04::e 2a01:111:f403:ca09:: 52.101.68.21 52.101.68.27 52.101.68.5 52.101.73.15	mail-db4pr02cu00204.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db8pr02cu00106.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-du2pr03cu00105.inbound.protection.outlook.com mail-am9pr04cu00107.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

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records6 records 363ms

TXT Record
49jz1yfh7p01dwbt4qgwlpf094xk358y
9xyRyjdzKxFuZ1AGV+KAEKFUsbJCfqAwr+1jfFe+cV0=
hJsgu+cFjKODMFDcwnL3GxbwenH8zFQqNASCVaG5/HA=
ibaM1ih3BUWU+3fk4pNvSA57f/tFxNBamS59K1uep8Y=
MS=ms49343643
v=spf1 include:spf.protection.outlook.com include:spf1.certifikat.dk ip4:87.48.159.132 ip4:87.48.159.133 ip4:87.48.155.66 ip4:87.51.32.196 ip4:87.51.32.197 ip4:62.243.75.9 ip4:193.88.12.224 ip4:193.88.12.225 ip4:188.180.107.186 -all

✉️ SPF

Policy	Record (certifikat.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf1.certifikat.dk ip4:87.48.159.132 ip4:87.48.159.133 ip4:87.48.155.66 ip4:87.51.32.196 ip4:87.51.32.197 ip4:62.243.75.9 ip4:193.88.12.224 ip4:193.88.12.225 ip4:188.180.107.186 -all

📨 DMARC

Policy	Record (_dmarc.certifikat.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:nets_rua@riskiq.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)

🔐 DNSSEC203ms

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

🏷️ SOA91ms

Field	Value
Serial	2019102738
Primary NS (MNAME)	udns1.cscdns.net
Responsible (RNAME)	premiumdns@support.neustar
Refresh	28800s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

71ms

A

104ms

MX

94ms

AAAA

72ms

TXT

363ms

CAA

85ms

HTTPS

89ms

TLSA

4031ms

SOA

91ms

MTA-STS

79ms

DNSSEC

203ms

SRV

844ms

Total

5592ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-06-22 17:07:08	5592ms	2 NS 1 A 3 MX	🔓 Insecure	View
2026-06-22 00:02:26	1156ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-21 15:54:40	1119ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 20:10:22	2797ms	2 NS 1 A 3 MX	🔓 Insecure	View