management4u.dk DNS records

🖥️ Nameservers3 records 94ms

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 82ms

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	Copenhagen

📧 MX Records1 records 96ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	mx01.dandomain.dk	212.237.249.50	mx1.dandomain.dk	AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

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

🔷 AAAA Records (IPv6)1 records 68ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:188:6004:10::28	3600s	webhotel12.hostonline.dk	AS31027	GlobalConnect A/S	2a02:188:0:0:0:0:0:0/30	🇩🇰 Denmark	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records1 records 250ms

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

✉️ SPF

Policy	Record (management4u.dk)
-all (hard fail)	v=spf1 include:_spf.hostonline.dk -all

📨 DMARC

✗ No DMARC record — mail spoofing not restricted

📬 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)

🔐 DNSSEC181ms

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

🏷️ SOA0ms

Field	Value
Serial	2026083002
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

94ms

A

82ms

MX

96ms

AAAA

68ms

TXT

250ms

CAA

90ms

HTTPS

85ms

TLSA

394ms

SOA

0ms

MTA-STS

129ms

DNSSEC

181ms

SRV

129ms

Total

1246ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-30 07:01:58	1246ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 01:29:37	781ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 12:00:14	1739ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 20:35:02	4426ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 13:39:58	960ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 02:52:21	10969ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 01:43:58	3303ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 23:15:21	17364ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-08-01 02:54:52	2804ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 20:09:08	945ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-21 13:28:16	766ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 18:59:57	8914ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-11 22:55:26	9654ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-06 21:06:03	2474ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-07-03 12:19:16	623ms	3 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 05:33:29	516ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-23 03:13:47	634ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-18 00:26:19	511ms	2 NS 1 A 1 MX	🔒 Secure	View