twentyfour.dk DNS records

🖥️ Nameservers2 records 39ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simpleagencygroup.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.simpleagencygroup.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 43ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
49.13.238.204	300s	static.204.238.13.49.clients.your-server.de	AS24940	Hetzner Online GmbH	49.12.0.0/15	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	twentyfour-dk.mail.protection.outlook.com	2a01:111:f403:ca04:: 2a01:111:f403:ca04::2 2a01:111:f403:ca04::5 2a01:111:f403:ca09::20 52.101.68.16 52.101.68.18 52.101.68.25 52.101.68.27	mail-db3pr0202cu00100.inbound.protection.outlook.com mail-du2pr03cu00102.inbound.protection.outlook.com mail-db3pr0202cu00205.inbound.protection.outlook.com mail-as8pr05cu00400.inbound.protection.outlook.com mail-db4pr02cu00400.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-db7pr03cu00503.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

📝 TXT Records5 records 145ms

TXT Record
facebook-domain-verification=c2zt9kp7iujp6ug1cjz93rthojirwb
google-site-verification=1aln66VbC1MwONDcpivULP4huj9uuUc-ker2bA-pYVU
google-site-verification=Xo4QQ4ytKN903VVzaEbwWkLl9t7nmmnVDyox7VxY_Qk
google-site-verification=ZN_OOK_VX2fEBUmd_-ny3VUjG9ub5gXG1wxFVndoZjQ
v=spf1 include:spf.protection.outlook.com include:_spf.accelo.com -all

✉️ SPF

Policy	Record (twentyfour.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:_spf.accelo.com -all

📨 DMARC

Policy	Record (_dmarc.twentyfour.dk)
p=quarantine	v=DMARC1; p=quarantine; fo=1; rua=mailto:rua+twentyfour.dk@dmarc.barracudanetworks.com; ruf=mailto:ruf+twentyfour.dk@dmarc.barracudanetworks.com

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records1 records 57ms

Flags	Tag	Value
0	issue	letsencrypt.org

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.twentyfour.dk	wcjHE0kae6r8gC9zCGPlM5nxubF0_t0EDoFgjyTWuWg

🔗 TLSA / DANE

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

🔐 DNSSEC70ms

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

🏷️ SOA0ms

Field	Value
Serial	2026062501
Primary NS (MNAME)	ns1.simpleagencygroup.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

39ms

A

43ms

MX

40ms

AAAA

46ms

TXT

145ms

CAA

57ms

HTTPS

37ms

TLSA

427ms

SOA

0ms

MTA-STS

63ms

DNSSEC

70ms

SRV

63ms

Total

1011ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 03:12:11	1011ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-28 11:13:11	1028ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 13:57:12	820ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 18:17:00	1342ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-25 03:05:53	1190ms	2 NS 1 A 1 MX	🔓 Insecure	View
2026-06-22 16:28:51	1116ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 18:14:04	1676ms	2 NS 1 A 1 MX	🔓 Insecure	View