freltec.dk DNS records

🖥️ Nameservers2 records 258ms

Nameserver	IP addresses	PTR	ASN / ISP
ns01.one.com	195.206.121.10 2001:67c:28cc::10	ns01.one.com ns01.one.com	AS197495 One.com A/S AS197495 One.com A/S
ns02.one.com	185.10.11.10 2001:67c:3c0::10	ns02.one.com ns02.one.com	AS51468 One.com A/S AS51468 One.com A/S

🌍 A Records1 records 221ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
46.30.215.84	3600s	webcluster1.webpod16-cph3.one.com	AS51468	One.com A/S	46.30.208.0/21	🇩🇰 Denmark	Copenhagen

📧 MX Records1 records 216ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	freltec-dk.mail.protection.outlook.com	2a01:111:f403:ca09::6 2a01:111:f403:ca09::b 2a01:111:f403:ca09::e 2a01:111:f403:ca09::f 52.101.68.27 52.101.68.32 52.101.73.1 52.101.73.30	mail-am4pr0401cu00106.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-am7pr05cu00307.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am3pr04cu00501.inbound.protection.outlook.com mail-am7pr05cu00306.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 273ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a02:2350:5:111:a7:10de:d914:638f	3600s	—	AS51468	One.com A/S	2a02:2350:0:0:0:0:0:0/32	🇩🇰 Denmark	Copenhagen

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 344ms

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

📝 TXT Records2 records 734ms

TXT Record
MS=ms61404552
v=spf1 include:spf.protection.outlook.com -all

✉️ SPF

Policy	Record (freltec.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.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)

🔐 DNSSEC639ms

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

🏷️ SOA0ms

Field	Value
Serial	2026081401
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

258ms

A

221ms

MX

216ms

AAAA

273ms

TXT

734ms

CAA

260ms

HTTPS

280ms

TLSA

1079ms

SOA

0ms

MTA-STS

425ms

DNSSEC

639ms

SRV

344ms

Total

5391ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-09-02 14:07:41	9685ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 11:18:13	962ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 04:26:33	5391ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-18 15:21:48	1988ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-17 07:52:58	1695ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-24 08:47:48	2216ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-19 05:54:22	6896ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 09:18:32	1492ms	2 NS 1 A 1 MX	🔒 Secure	View