crossfit4u.dk DNS records

🖥️ Nameservers3 records 62ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.dns-123.net	35.198.132.83	83.132.198.35.bc.googleusercontent.com	AS396982 Google LLC
ns5.dns-123.net	35.187.184.173	173.184.187.35.bc.googleusercontent.com	AS396982 Google LLC
ns6.dns-123.net	35.228.54.1	1.54.228.35.bc.googleusercontent.com	AS396982 Google LLC

🌍 A Records1 records 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
5.103.46.105	300s	server6105.serverpark.dk	AS44869	FIBIA P/S	5.103.0.0/16	🇩🇰 Denmark	Holbæk

📧 MX Records1 records 55ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	crossfit4u-dk.i-v1.mx.microsoft	2a01:111:f403:ca04::c 2a01:111:f403:ca09::2 2a01:111:f403:ca09::7 2a01:111:f403:ca09::8 52.101.68.10 52.101.68.39 52.101.73.11 52.101.73.22	mail-db9pr02cu00204.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-dbbpr03cu00102.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am1pr04cu00103.inbound.protection.outlook.com mail-am7pr05cu00106.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 488ms

TXT Record
MS=ms68301521
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (crossfit4u.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.crossfit4u.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:ks@crossfit4u.dk; ruf=mailto:ks@crossfit4u.dk; fo=1:d:s; pct=100

📬 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)

🔐 DNSSEC9080ms

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

🏷️ SOA0ms

Field	Value
Serial	2012091778
Primary NS (MNAME)	ns4.dns-123.net
Responsible (RNAME)	admin@dns-123.net
Refresh	28800s
Retry	7200s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

62ms

A

60ms

MX

55ms

AAAA

49ms

TXT

488ms

CAA

66ms

HTTPS

71ms

TLSA

105ms

SOA

0ms

MTA-STS

112ms

DNSSEC

9080ms

SRV

123ms

Total

9975ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-08 12:22:30	9975ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 07:34:49	846ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-08-04 05:27:37	1106ms	1 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 16:13:34	1139ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:10:00	429ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:05:58	1823ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-16 23:00:06	751ms	3 NS 1 A 1 MX	🔒 Secure	View