tre.dk DNS records

🖥️ Nameservers5 records 43ms

Nameserver	IP addresses	PTR	ASN / ISP
nordic1.dnsnode.net	194.58.192.32 2a01:3f1:32::53	nordic1.dnsnode.net nordic1.dnsnode.net	AS8674 Netnod AB AS8674 Netnod AB
ns.hi3gaccess.se	2a02:aa0::53 80.251.192.244	ns.hi3gaccess.se ns.hi3gaccess.se	AS44034 Hi3G Access AB AS44034 Hi3G Access AB
ns2.hi3gaccess.se	2a02:aa0::54 80.251.192.245	ns2.hi3gaccess.se ns2.hi3gaccess.se	AS44034 Hi3G Access AB AS44034 Hi3G Access AB
nsp.dnsnode.net	194.58.198.32 2a01:3f1:3032::53	nsp.dnsnode.net nsp.dnsnode.net	AS56908 Netnod AB AS56908 Netnod AB
nsu.dnsnode.net	185.42.137.98 2a01:3f0:400::32	nsu.dnsnode.net nsu.dnsnode.net	AS8674 Netnod AB AS8674 Netnod AB

🌍 A Records1 records 26ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
80.251.200.7	1200s	—	AS44034	Hi3G Access AB	80.251.192.0/20	🇸🇪 Sweden	—

📧 MX Records1 records 46ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	1200s	3-dk.mail.protection.outlook.com	52.101.68.10 52.101.73.16 52.101.73.2 52.101.73.4	mail-dbbpr03cu00102.inbound.protection.outlook.com mail-as2pr05cu00100.inbound.protection.outlook.com mail-as9pr07cu00302.inbound.protection.outlook.com mail-am0pr83cu00404.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)1 records 41ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:aa0:28:a000::1007	1200s	—	AS44034	Hi3G Access AB	2a02:aa0:0:0:0:0:0:0/29	🇸🇪 Sweden	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 10071ms

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

📝 TXT Records6 records 1696ms

TXT Record
_globalsign-domain-verification=cRKJsdrgOVVlOK5IqZGnTqfXQmgkCnTqzwrWJZCuW3
_globalsign-domain-verification=ooZyX5dwPlZr6MlRroUPrD3buoNbSRur5UcTfZhopl
_globalsign-domain-verification=WqaawjxkjWQrHPl63G07_AvEzFsNZe_2RFfL0Hs0th
MS=ms50317184
T75N7A2LgfvCDezObrcB4b63vACNbdUzpxjF54MivW1BAab7NsA0UJgInGKe7Jy2K5KHKE5vYny9piOwP2joTA==
v=spf1 include:tre.se include:support.zendesk.com -all

✉️ SPF

Policy	Record (tre.dk)
-all (hard fail)	v=spf1 include:tre.se include:support.zendesk.com -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)

🔐 DNSSEC121ms

Check	Result
Validation Status	❓ Unknown
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✓ Found
Flags	broken trust chain resolving 'tre.dk/DNSKEY/IN': 127.0.0.1#53

🏷️ SOA0ms

Field	Value
Serial	2026072500
Primary NS (MNAME)	ns.hi3gaccess.se
Responsible (RNAME)	hostmaster@tre.se
Refresh	14400s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	300s

📋 RegistrationWHOIS fetched 2026-06-20 07:27:46

Field	Value
Registrar	CSC Digital Brand Service, Inc
Registered	2000-03-29
Expires	2027-03-31 (208d)

📋 WHOIS

⏱️ Lookup Timing

NS

43ms

A

26ms

MX

46ms

AAAA

41ms

TXT

1696ms

CAA

41ms

HTTPS

49ms

TLSA

245ms

SOA

0ms

MTA-STS

71ms

DNSSEC

121ms

SRV

10071ms

Total

11092ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 16:31:09	6510ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-31 08:45:10	2244ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-29 19:16:01	1914ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-26 19:22:44	2047ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-24 06:44:03	1441ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-22 15:15:02	1693ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-20 14:48:23	1772ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-18 14:27:13	4236ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-17 09:47:47	5449ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-15 15:41:31	1501ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-13 19:26:19	1557ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-10 19:07:19	1944ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-08 12:06:09	1221ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-08-06 04:03:14	5651ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-31 07:15:32	10450ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-27 11:15:55	9074ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-26 11:08:30	11092ms	5 NS 1 A 1 MX	❓ Unknown	View
2026-07-25 11:00:01	33170ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-23 09:21:40	2409ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-22 05:03:35	2680ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-21 01:16:18	1427ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-18 12:40:27	9364ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-17 08:04:08	2038ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-10 07:51:49	1258ms	5 NS 1 A 1 MX	🔓 Insecure	View
2026-07-09 05:39:11	9741ms	5 NS 1 A 1 MX	🔓 Insecure	View