reflab.dk DNS records

🖥️ Nameservers2 records 44ms

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 38ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
143.244.206.226	1800s	—	AS14061	DigitalOcean, LLC	143.244.200.0/21	🇩🇪 Germany	Frankfurt am Main

📧 MX Records1 records 41ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	reflab-dk.mail.protection.outlook.com	2a01:111:f403:ca04::5 2a01:111:f403:ca04::7 2a01:111:f403:ca04::8 2a01:111:f403:ca09::5 52.101.181.153 52.101.68.8 52.101.73.19 52.101.73.26	mail-db3pr0202cu00205.inbound.protection.outlook.com mail-db4pr02cu00307.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-wa4pr04cu00101.inbound.protection.outlook.com mail-du0pr03cu00100.inbound.protection.outlook.com mail-as8pr04cu00803.inbound.protection.outlook.com mail-as9pr05cu01302.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 → 40.104.116.8

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 64ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	0	1	5061	sipfed.online.lync.com

📝 TXT Records2 records 178ms

TXT Record
MS=ms47199648
v=spf1 include:spf.protection.outlook.com include:tdchosting.dk ip4:152.115.182.82 ~all

✉️ SPF

Policy	Record (reflab.dk)
~all (soft fail)	v=spf1 include:spf.protection.outlook.com include:tdchosting.dk ip4:152.115.182.82 ~all

📨 DMARC

Policy	Record (_dmarc.reflab.dk)
p=none (monitor only)	v=DMARC1;p=none;sp=none;pct=100;adkim=r;aspf=r;ri=86400;fo=1

📬 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

🔏 ACME Challenge

Type	Name	Value
TXT	_acme-challenge.reflab.dk	R5kKImeJ-N8aSPgVth4jlrgA0a-tl3LUDtuxEtoI06k

🔗 TLSA / DANE

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC73ms

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

🏷️ SOA0ms

Field	Value
Serial	2026080801
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

44ms

A

38ms

MX

41ms

AAAA

32ms

TXT

178ms

CAA

44ms

HTTPS

43ms

TLSA

668ms

SOA

0ms

MTA-STS

56ms

DNSSEC

73ms

SRV

64ms

Total

1235ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-27 21:46:57	1235ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-27 09:19:46	923ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-08 14:55:14	1532ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-22 10:03:34	2025ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-10 13:09:01	1618ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-29 07:30:45	1228ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-26 14:36:32	1907ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-06-17 21:31:56	854ms	2 NS 1 A 1 MX	🔒 Secure	View