prevas.dk DNS records

🖥️ Nameservers4 records 52ms

Nameserver	IP addresses	PTR	ASN / ISP
dns01.dipcon.com	193.14.90.50 2a00:801:fb:253::4	dns01.dipcon.com dns01.dipcon.com	AS1257 Tele2 SWIPnet AS1257 Tele2 SWIPnet
dns02.ports.se	2001:19f0:5001:2a:5400:ff:fe38:1e6f 45.63.42.179	dns02.ports.se dns02.ports.se	AS20473 The Constant Company, LLC AS20473 The Constant Company, LLC
dns03.ports.se	2a04:3540:1000:310:287e:f6ff:fe1d:4789 94.237.33.102	dns03.ports.se dns03.ports.se	AS202053 UpCloud Ltd AS202053 UpCloud Ltd
dns04.ports.net	158.255.211.116 2a03:f80:ed15:3ec8::1	dns04.ports.net dns04.ports.net	AS57169 EDIS GmbH AS57169 EDIS GmbH

🌍 A Records1 records 41ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
185.84.52.199	120s	—	AS41174	SiteVision AB	185.84.52.0/22	🇸🇪 Sweden	—

📧 MX Records1 records 49ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	prevas-dk.mail.protection.outlook.com	2a01:111:f403:ca09::1 2a01:111:f403:ca09::8 2a01:111:f403:ca09::d 2a01:111:f403:ca09::f 52.101.68.0 52.101.68.18 52.101.68.32 52.101.68.8	mail-as9pr07cu00301.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr05cu01305.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db3pr0202cu00100.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-du0pr03cu00100.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

🔷 AAAA Records (IPv6)1 records 33ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a05:a140::199	120s	—	AS41174	SiteVision AB	2a05:a140:0:0:0:0:0:0/29	🇸🇪 Sweden	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 130ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	0	5061	sipfed.online.lync.com

📝 TXT Records7 records 788ms

TXT Record
aFiA6pZH92bQJeqEpLBBQx8Sxl/0JCHi+uSZXeEhh4jMdkHq6uobAYsYTkucx7Bc9SseAoR8YW17KYdlgGA80A==
atlassian-sending-domain-verification=c543726c-83b0-4bfe-a9cd-9580ae16966e
bw=PkpdwXC87S02fqaSHVOhaNeHzf6uoOFRbtDl6KUBfpSo
globalsign-domain-verification=_tBqrxigz1h2XBv1a1kvpPutVRzprInDFAG_xtr4C4
MS=ms68259175
v=spf1 a mx ip4:62.95.78.3 ip4:62.95.78.10 a:mail.workbuster.se include:_spf.atlassian.net include:spf.protection.outlook.com include:mail.sitevision-cloud.net -all
YXnI8+XcwoYBApf3TupOuNKYELtco8jHKBhDFl53rf8=

✉️ SPF

Policy	Record (prevas.dk)
-all (hard fail)	v=spf1 a mx ip4:62.95.78.3 ip4:62.95.78.10 a:mail.workbuster.se include:_spf.atlassian.net include:spf.protection.outlook.com include:mail.sitevision-cloud.net -all

📨 DMARC

Policy	Record (_dmarc.prevas.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@prevas.dk; ruf=mailto:dmarc@prevas.dk; adkim=s; aspf=s

📬 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)

🔐 DNSSEC113ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA0ms

Field	Value
Serial	2026070200
Primary NS (MNAME)	dns01.dipcon.com
Responsible (RNAME)	registry@ports.net
Refresh	43200s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

52ms

A

41ms

MX

49ms

AAAA

33ms

TXT

788ms

CAA

51ms

HTTPS

56ms

TLSA

117ms

SOA

0ms

MTA-STS

69ms

DNSSEC

113ms

SRV

130ms

Total

1681ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-03 11:30:35	1681ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 00:38:49	3231ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-20 07:33:06	994ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-19 23:04:27	2498ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-18 03:14:01	1355ms	4 NS 1 A 1 MX	🔓 Insecure	View