kolding-gym.dk DNS records

🖥️ Nameservers2 records 55ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 45ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.43.11	3600s	linux11.scannet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 42ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	3600s	koldinggym-dk01i.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::6 2a01:111:f403:ca04::7 2a01:111:f403:ca09::c 52.101.68.18 52.101.68.29 52.101.73.16 52.101.73.22	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00406.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-dbapr03cu00105.inbound.protection.outlook.com mail-as2pr05cu00100.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
🔶 Autoconfig	188.166.22.221

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records2 records 92ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	0	100	443	mail.itcfyn.dk
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records6 records 193ms

TXT Record
9td7g52u1lm5usqinfpkc987km
f1nfov7oaf7r8u51an9oodtpg8
GEiiKFs0i5ynQcy/PsauWi5rBWmEdd8bsYq1aZ3Lc0k62mN3KuBlKUPYG3TMbjkSbEoN1KDpqtBIwaZmsPy1+w==
inst=IT-Center Fyn
iqgnsl2mu0j8r9mm1k1nl6t42v
v=spf1 a:mail.ithozting.dk a:itcpostfix02out.itcfyn.dk include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (kolding-gym.dk)
-all (hard fail)	v=spf1 a:mail.ithozting.dk a:itcpostfix02out.itcfyn.dk include:spf.protection.outlook.com -all

📨 DMARC

Policy	Record (_dmarc.kolding-gym.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc_agg@vali.email,mailto:dmarc@itcfyn.dk;

📬 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)

🔐 DNSSEC87ms

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

🏷️ SOA29ms

Field	Value
Serial	2026041401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

55ms

A

45ms

MX

42ms

AAAA

42ms

TXT

193ms

CAA

43ms

HTTPS

41ms

TLSA

188ms

SOA

29ms

MTA-STS

71ms

DNSSEC

87ms

SRV

92ms

Total

5169ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-10 07:27:48	5169ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 14:22:35	1851ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 06:19:08	939ms	2 NS 1 A 1 MX	🔒 Secure	View