ref-lab.dk DNS records

🖥️ Nameservers2 records 98ms

Nameserver	IP addresses	PTR	ASN / ISP
ns6.sitnet.dk	107.162.234.197 2604:e180:1071::3:1	— —	AS55002 F5, Inc. AS55002 F5, Inc.
ns7.sitnet.dk	107.162.176.221 2604:e180:1071::ffff:6ba2:b0dd	— —	AS55002 F5, Inc. AS55002 F5, Inc.

🌍 A Records1 records 82ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
188.64.154.141	3600s	eng.klimatilpasning.dk	AS58282	Statens IT	188.64.152.0/21	🇩🇰 Denmark	Brønshøj

📧 MX Records1 records 94ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	reflab-dk0i.mail.protection.outlook.com	2a01:111:f403:ca04::1 2a01:111:f403:ca04::c 2a01:111:f403:ca04::f 2a01:111:f403:ca09::5 52.101.68.39 52.101.73.15 52.101.73.153 52.101.73.24	mail-db7pr03cu00401.inbound.protection.outlook.com mail-db9pr02cu00204.inbound.protection.outlook.com mail-db7pr03cu00507.inbound.protection.outlook.com mail-am1pr04cu00105.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-am9pr04cu00107.inbound.protection.outlook.com mail-as8pr05cu00401.inbound.protection.outlook.com mail-as8pr05cu00300.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

📝 TXT Records1 records 603ms

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

✉️ SPF

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

📨 DMARC

Policy	Record (_dmarc.ref-lab.dk)
p=reject	v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com;

📬 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)

🔐 DNSSEC1245ms

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

🏷️ SOA0ms

Field	Value
Serial	637
Primary NS (MNAME)	ns6.sitnet.dk
Responsible (RNAME)	hostmaster@statens-it.dk
Refresh	900s
Retry	3600s
Expire	2419200s
Minimum (neg-cache TTL)	300s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

98ms

A

82ms

MX

94ms

AAAA

95ms

TXT

603ms

CAA

1142ms

HTTPS

174ms

TLSA

8146ms

SOA

0ms

MTA-STS

276ms

DNSSEC

1245ms

SRV

8077ms

Total

25229ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-31 02:26:01	17264ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-30 01:14:29	9407ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-28 00:01:46	17433ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-26 23:24:56	5694ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-25 18:15:15	9902ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-24 14:08:57	14523ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-23 09:17:26	10835ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-22 08:38:28	6266ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-21 08:13:41	17987ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-20 06:14:10	25229ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-19 01:52:32	11017ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-18 00:15:23	6221ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-15 17:23:02	10570ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-14 11:21:31	25209ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-13 07:36:57	33145ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-11 18:09:24	7148ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-10 13:41:04	8360ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-09 05:43:42	7251ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-08-06 23:18:43	6470ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-29 23:02:59	12827ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-28 03:15:17	6019ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-27 02:49:26	12403ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-26 02:32:58	18071ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-25 02:20:35	18815ms	2 NS 1 A 1 MX	🔒 Secure	View
2026-07-24 00:18:13	14714ms	2 NS 1 A 1 MX	🔒 Secure	View