koldingmail.dk DNS records

🖥️ Nameservers3 records 35ms

Nameserver	IP addresses	PTR	ASN / ISP
ns4.hostonline.dk	217.195.185.243 2a02:188:6004:14::10	ns4.hostonline.dk ns4.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns5.hostonline.dk	217.195.185.244 2a02:188:6004:14::11	ns5.hostonline.dk ns5.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
ns6.hostonline.dk	85.191.126.85	ns6.hostonline.dk	AS204274 AURA Fiber A/S

🌍 A Records1 records 31ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.185.220	3600s	webhotel12.hostonline.dk	AS31027	GlobalConnect A/S	217.195.176.0/20	🇩🇰 Denmark	—

📧 MX Records2 records 27ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	he.hostonline.dk	217.195.185.200 2a02:188:164::100	he.hostonline.dk he.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S
30	3600s	mx-backup.hostonline.dk	217.195.185.201 2a02:188:6004:15::12	mx-backup.hostonline.dk spamfront2.hostonline.dk	AS31027 GlobalConnect A/S AS31027 GlobalConnect A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscoverredirect.hostonline.dk → 217.195.185.209

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 138ms

TXT Record
v=spf1 a mx include:_spf.hostonline.dk -all

✉️ SPF

Policy	Record (koldingmail.dk)
-all (hard fail)	v=spf1 a mx include:_spf.hostonline.dk -all

📨 DMARC

Policy	Record (_dmarc.koldingmail.dk)
p=reject	v=DMARC1; p=reject; aspf=r;

📬 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)

🔐 DNSSEC112ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083102
Primary NS (MNAME)	ns4.hostonline.dk
Responsible (RNAME)	hostmaster@hostonline.dk
Refresh	86400s
Retry	7200s
Expire	3600000s
Minimum (neg-cache TTL)	172800s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

35ms

A

31ms

MX

27ms

AAAA

24ms

TXT

138ms

CAA

34ms

HTTPS

29ms

TLSA

45ms

SOA

0ms

MTA-STS

41ms

DNSSEC

112ms

SRV

41ms

Total

537ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 10:03:02	537ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-27 22:10:27	767ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 15:33:00	514ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-21 05:36:06	959ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-16 04:41:02	2650ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-11 04:02:40	3567ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-06 18:33:29	1229ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-03 13:17:48	18292ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-28 00:52:13	858ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-22 20:56:11	1800ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-17 21:57:41	2701ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-12 09:35:47	1086ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-08 13:52:18	1525ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 19:05:46	7249ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 18:56:07	1416ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-26 13:30:21	946ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-20 07:26:14	526ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 15:54:49	671ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 13:05:53	2457ms	3 NS 1 A 2 MX	🔒 Secure	View