kielbergkurser.dk DNS records

🖥️ Nameservers3 records 51ms

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 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
217.195.185.216	60s	webhotel08.hostonline.dk	AS31027	GlobalConnect A/S	217.195.176.0/20	🇩🇰 Denmark	Copenhagen

📧 MX Records2 records 52ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	43200s	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	43200s	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 169ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.kielbergkurser.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)

🔐 DNSSEC80ms

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	3600s
Retry	600s
Expire	86400s
Minimum (neg-cache TTL)	3600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

51ms

A

41ms

MX

52ms

AAAA

49ms

TXT

169ms

CAA

39ms

HTTPS

58ms

TLSA

88ms

SOA

0ms

MTA-STS

64ms

DNSSEC

80ms

SRV

74ms

Total

718ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 13:44:52	718ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-31 05:21:15	1209ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-27 10:05:06	802ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-27 03:38:23	705ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 14:35:05	547ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-21 07:09:07	2870ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-17 23:20:54	2703ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-11 09:12:36	1160ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-08-07 15:08:43	1205ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-27 22:23:52	869ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-22 15:53:07	1918ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-17 09:34:50	1602ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-14 19:18:51	2323ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-08 19:14:12	2522ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-07-03 14:22:52	3282ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-29 23:02:20	550ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 19:13:13	3079ms	3 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 03:51:04	867ms	3 NS 1 A 2 MX	🔒 Secure	View