f24.dk DNS records

🖥️ Nameservers2 records 152ms

Nameserver	IP addresses	PTR	ASN / ISP
udns1.cscdns.net	2001:502:f3ff::201 204.74.66.1	edns1.ultradns.com edns1.ultradns.com	AS12008 Vercara, LLC AS12008 Vercara, LLC
udns2.cscdns.uk	2001:502:4612::201 204.74.111.1	edns1.ultradns.org ns2.webipdns.com.au	AS12008 Vercara, LLC AS12008 Vercara, LLC

🌍 A Records1 records 164ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.114.94.2	86400s	—	AS30811	Optimizely AB	217.114.94.0/24	🇸🇪 Sweden	—

📧 MX Records1 records 137ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	1800s	f24-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::7 2a01:111:f403:ca09::7 2a01:111:f403:ca09::9 52.101.68.21 52.101.73.155 52.101.73.2 52.101.73.8	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-am7pr02cu00203.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr04cu00500.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 → 40.104.116.56

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records2 records 510ms

TXT Record
google-site-verification=dLMJM8JXII88-mWcCzDW-15MtA_QvCjoXwYOf5yW8R4
v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all

✉️ SPF

Policy	Record (f24.dk)
~all (soft fail)	v=spf1 include:%{i}._ip.%{h}._ehlo.%{d}._spf.vali.email ~all

📨 DMARC

Policy	Record (_dmarc.f24.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records6 records 154ms

Flags	Tag	Value
0	iodef	mailto:hostmaster@okq8.se
0	issue	digicert.com
0	issue	letsencrypt.org
0	issue	pki.goog; cansignhttpexchanges=yes
0	issuewild	digicert.com
0	issuewild	pki.goog; cansignhttpexchanges=yes

🔗 TLSA / DANE

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

🔐 DNSSEC386ms

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

🏷️ SOA0ms

Field	Value
Serial	2021100893
Primary NS (MNAME)	udns1.cscdns.net
Responsible (RNAME)	premiumdns@support.neustar
Refresh	10800s
Retry	900s
Expire	2419200s
Minimum (neg-cache TTL)	900s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

152ms

A

164ms

MX

137ms

AAAA

177ms

TXT

510ms

CAA

154ms

HTTPS

180ms

TLSA

16054ms

SOA

0ms

MTA-STS

197ms

DNSSEC

386ms

SRV

195ms

Total

17408ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 03:39:32	17408ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 00:47:33	16682ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 12:42:02	19379ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 02:45:25	13735ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-16 01:44:54	5354ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 09:23:11	6211ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 19:39:58	6474ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-01 19:09:26	25164ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 22:32:59	13933ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 10:55:36	5088ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 04:44:32	9501ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-15 12:38:09	5267ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 01:29:09	25407ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 16:06:44	6643ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 21:00:19	5082ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-27 20:00:36	4938ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-21 00:36:16	5230ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:10:22	5373ms	2 NS 1 A 1 MX	🔒 Secure	View