twentyfour.dk

📜 Historical scan 2026-09-24 01:27:50 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

twentyfour.dk is a .dk domain served by 2 nameservers (ns1.simpleagencygroup.dk, ns2.simpleagencygroup.dk). It was registered on 8 September 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 49.13.238.204 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by twentyfour-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records 46ms

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 Records#

1 records 52ms

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 Records#

1 records 35ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	twentyfour-dk.mail.protection.outlook.com	2a01:111:f403:ca09::a 2a01:111:f403:ca21::10 2a01:111:f403:ca48::8 2a01:111:f403:ca48::a 52.101.181.156 52.101.68.15 52.101.73.153 52.101.91.162	mail-am7pr02cu00202.inbound.protection.outlook.com mail-matpr05cu00100.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-miypr02cu00202.inbound.protection.outlook.com mail-wa4pr05cu00104.inbound.protection.outlook.com mail-db6pr03cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-matpr04cu00302.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 Records#

6 records 131ms

TXT Record
facebook-domain-verification=c2zt9kp7iujp6ug1cjz93rthojirwb
google-site-verification=1aln66VbC1MwONDcpivULP4huj9uuUc-ker2bA-pYVU
google-site-verification=SDukKMde8FYp6VvYpL9v4bO18MS06uvRKPqKTdRkwLE
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:dmarc@twentyfour.dk; ruf=mailto:dmarc@twentyfour.dk

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

1 records 37ms

Flags	Tag	Value
0	issue	letsencrypt.org

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 08:40:14

www	185.130.190.69 2a11:9700:ffff:e001::5 (AS210939) (address records, no CNAME)
www vs bare domain	Same network twentyfour.dk: 185.130.190.69 2a11:9700:ffff:e001::5 (AS210939) www.twentyfour.dk: 185.130.190.69 2a11:9700:ffff:e001::5 (AS210939)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
selector1	selector1-twentyfour-dk._domainkey.infosimplesolution.n-v1.dkim.mail.microsoft	RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 4/10 · policy: -all

No problems found

🔏 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)

🔐 DNSSEC#

124ms

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

🏷️ SOA#

0ms

Field	Value
Serial	2026092202
Primary NS (MNAME)	ns1.simpleagencygroup.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

WHOIS fetched 2026-10-01 17:21:24

Field	Value
Registrar	CURANET A/S
Registered	2011-09-08
Expires	2027-09-30 (348d)

📋 WHOIS#

⏱️ Lookup Timing#

46ms

52ms

35ms

AAAA

34ms

TXT

131ms

CAA

37ms

HTTPS

53ms

TLSA

600ms

SOA

0ms

MTA-STS

68ms

DNSSEC

124ms

SRV

59ms

Total

1252ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-15 08:40:14	3210ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-14 07:12:21	1581ms	2 NS 1 A 1 MX	🔒 Secure
2026-10-01 16:55:49	3046ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-26 16:00:17	728ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-25 02:08:12	949ms	2 NS 1 A 1 MX	🔒 Secure
2026-09-24 01:27:50 shown	1252ms	2 NS 1 A 1 MX	🔒 Secure
2026-08-26 03:12:11	1011ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-28 11:13:11	1028ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-26 13:57:12	820ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 18:17:00	1342ms	2 NS 1 A 1 MX	🔒 Secure
2026-06-25 03:05:53	1190ms	2 NS 1 A 1 MX	🔓 Insecure
2026-06-22 16:28:51	1116ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-17 18:14:04	1676ms	2 NS 1 A 1 MX	🔓 Insecure