onlineplus.dk DNS records

🖥️ Nameservers2 records 39ms

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 40ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.21.41.130	300s	linux102.curanet.dk	AS48854	team.blue Denmark A/S	185.21.40.0/22	🇩🇰 Denmark	—

📧 MX Records1 records 50ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	300s	onlineplus-dk.mail.protection.outlook.com	2a01:111:f403:ca04::2 2a01:111:f403:ca09:: 2a01:111:f403:ca09::2 2a01:111:f403:ca09::f 52.101.68.36 52.101.73.15 52.101.73.22 52.101.73.4	mail-du2pr03cu00102.inbound.protection.outlook.com mail-am3pr04cu00500.inbound.protection.outlook.com mail-am0pr83cu00402.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-am7pr05cu00106.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 40.104.116.40
🔶 Autoconfig	185.21.41.130

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 60ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records3 records 163ms

TXT Record
klaviyo-site-verification=Ungnrv
MS=ms79508200
v=spf1 ip4:209.85.219.195 ip4:35.163.183.252 ip4:100.21.76.215 ip4:52.33.15.82 ip4:35.164.205.162 ip4:44.229.175.52 ip4:54.203.226.152 include:spf.curanet.dk include:spf.protection.outlook.com include:spf.mandrillapp.com include:sendgrid.net include:_spf.eu.mailgun.org -all

✉️ SPF

Policy	Record (onlineplus.dk)
-all (hard fail)	v=spf1 ip4:209.85.219.195 ip4:35.163.183.252 ip4:100.21.76.215 ip4:52.33.15.82 ip4:35.164.205.162 ip4:44.229.175.52 ip4:54.203.226.152 include:spf.curanet.dk include:spf.protection.outlook.com include:spf.mandrillapp.com include:sendgrid.net include:_spf.eu.mailgun.org -all

📨 DMARC

Policy	Record (_dmarc.onlineplus.dk)
p=quarantine	v=DMARC1; p=quarantine;

📬 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)

🔐 DNSSEC71ms

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

🏷️ SOA0ms

Field	Value
Serial	2026082001
Primary NS (MNAME)	ns1.curanet.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

39ms

A

40ms

MX

50ms

AAAA

48ms

TXT

163ms

CAA

48ms

HTTPS

34ms

TLSA

751ms

SOA

0ms

MTA-STS

53ms

DNSSEC

71ms

SRV

60ms

Total

1304ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-25 04:15:34	1304ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 14:19:48	1943ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-03 11:15:18	2072ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 05:42:28	1130ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-22 15:55:27	1128ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-20 08:46:53	923ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 13:11:33	1129ms	2 NS 1 A 1 MX	🔒 Secure	View