irs-group.dk DNS records

🖥️ Nameservers2 records 42ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 62ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.240	60s	forward.dnsfactory.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records2 records 64ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mx-01-eu-central-1.prod.hydra.sophos.com	18.194.136.192 52.29.155.154	ec2-18-194-136-192.eu-central-1.compute.amazonaws.com ec2-52-29-155-154.eu-central-1.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	3600s	mx-02-eu-central-1.prod.hydra.sophos.com	18.194.136.192 52.29.155.154	ec2-18-194-136-192.eu-central-1.compute.amazonaws.com ec2-52-29-155-154.eu-central-1.compute.amazonaws.com	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.99.205.8
🔶 Autoconfig	212.237.249.16

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records4 records 226ms

TXT Record
apple-domain-verification=1nLGLydL6eyJ56zH
MS=ms65454229
sophos-domain-verification=bf9334ccc7619bfd3570b2d996894417a9413a72
v=spf1 include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf-esec.heimdalsecurity.com include:spf.myconnectwise.net include:smtproute.dk include:send.heyloyalty.com ip4:195.190.18.25 ip4:178.72.19.203 a:pierre.dk include:_spf_eucentral1.prod.hydra.sophos.com -all

✉️ SPF

Policy	Record (irs-group.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.eu.exclaimer.net include:spf-esec.heimdalsecurity.com include:spf.myconnectwise.net include:smtproute.dk include:send.heyloyalty.com ip4:195.190.18.25 ip4:178.72.19.203 a:pierre.dk include:_spf_eucentral1.prod.hydra.sophos.com -all

📨 DMARC

Policy	Record (_dmarc.irs-group.dk)
p=quarantine	v=DMARC1;p=quarantine;

📬 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)

🔐 DNSSEC181ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA0ms

Field	Value
Serial	2026070701
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

42ms

A

62ms

MX

64ms

AAAA

60ms

TXT

226ms

CAA

45ms

HTTPS

52ms

TLSA

176ms

SOA

0ms

MTA-STS

62ms

DNSSEC

181ms

SRV

113ms

Total

1001ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-08 14:03:26	1001ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 16:55:43	3067ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 12:36:13	1122ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-18 11:23:53	953ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 00:11:08	614ms	2 NS 1 A 2 MX	🔒 Secure	View