lonsystem.dk DNS records

🖥️ Nameservers2 records 44ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records1 records 42ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
93.191.155.37	3600s	splash.zitcom.dk	AS48854	team.blue Denmark A/S	93.191.152.0/21	🇩🇰 Denmark	—

📧 MX Records2 records 40ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	mail.lonsystem.dk	80.160.71.163	mail1.curanet.dk	AS3292 TDC Holding A/S
20	3600s	backup-mx.zitcom.dk	46.36.212.34 46.36.212.36 46.36.212.37 46.36.212.38 89.188.78.64 89.188.78.65 89.188.78.66 94.231.106.12	node4.spamfilter.io node8.spamfilter.io node6.spamfilter.io node7.spamfilter.io node3.spamfilter.io node9.spamfilter.io node10.spamfilter.io node2.spamfilter.io	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	93.191.155.37
🔶 Autoconfig	93.191.155.37

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records

📝

No TXT records found

✉️ SPF

✗ No SPF record — mail spoofing not restricted

📨 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)

🔐 DNSSEC82ms

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

🏷️ SOA0ms

Field	Value
Serial	2021111801
Primary NS (MNAME)	ns1.curanet.dk.lonsystem.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

44ms

A

42ms

MX

40ms

AAAA

45ms

TXT

164ms

CAA

39ms

HTTPS

53ms

TLSA

69ms

SOA

0ms

MTA-STS

60ms

DNSSEC

82ms

SRV

59ms

Total

737ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 16:36:44	737ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-26 20:20:14	860ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-08-25 19:37:11	681ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-28 02:48:06	1455ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-25 02:15:07	799ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-23 15:59:55	621ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 08:51:48	506ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-21 00:27:51	1169ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-19 02:29:11	803ms	2 NS 1 A 2 MX	🔒 Secure	View
2026-06-18 05:16:42	722ms	2 NS 1 A 2 MX	🔒 Secure	View