koebenhavn-mail.dk DNS records

🖥️ Nameservers3 records 36ms

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 20ms

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 91ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.koebenhavn-mail.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)

🔐 DNSSEC101ms

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

36ms

A

31ms

MX

20ms

AAAA

24ms

TXT

91ms

CAA

20ms

HTTPS

29ms

TLSA

74ms

SOA

0ms

MTA-STS

42ms

DNSSEC

101ms

SRV

36ms

Total

511ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 20:55:16	511ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 20:30:37	773ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 20:29:21	421ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-21 07:39:52	1497ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-16 23:18:52	2872ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-11 12:35:20	1010ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-06 07:26:40	974ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-27 22:14:55	1601ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-22 17:44:10	2646ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-17 14:47:23	2779ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-12 12:52:43	2843ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-09 04:40:19	1881ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-02 15:48:35	1640ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 14:31:52	6017ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 06:19:41	667ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 23:48:07	984ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 21:38:52	1031ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-17 19:36:57	548ms	3 NS 1 A 2 MX	🔒 Secure	View