lmbu.dk DNS records

🖥️ Nameservers4 records 49ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.dotserv.com	178.20.218.61 2a01:7cc0:101:ffff::51	ns1.dotserv.com ns1.dotserv.com	AS21060 Atea A/S AS21060 Atea A/S
ns1.dotserv.net	178.20.217.29 2a01:7cc0:101:ffff::52	ns1.dotserv.net ns1.dotserv.net	AS21060 Atea A/S AS21060 Atea A/S
ns2.dotserv.com	193.180.214.21	ns2.dotserv.com	AS44803 Webdock.io ApS
ns2.dotserv.net	162.19.249.51 2001:41d0:701:1100::c89e	ns2.dotserv.net ns2.dotserv.net	AS16276 OVH SAS AS16276 OVH SAS

🌍 A Records1 records 50ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
94.231.106.4	3600s	nt24.unoeuro.com	AS48854	team.blue Denmark A/S	94.231.96.0/20	🇩🇰 Denmark	—

📧 MX Records1 records 74ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	3600s	lmbu-dk.mail.protection.outlook.com	2a01:111:f403:ca04::6 2a01:111:f403:ca04::8 2a01:111:f403:ca09::24 2a01:111:f403:ca09::e 52.101.68.27 52.101.68.36 52.101.68.39 52.101.73.2	mail-db4pr02cu00406.inbound.protection.outlook.com mail-db5pr02cu00100.inbound.protection.outlook.com mail-am6pr02cu00204.inbound.protection.outlook.com mail-am7pr05cu00206.inbound.protection.outlook.com mail-db7pr03cu00503.inbound.protection.outlook.com mail-db5pr02cu00104.inbound.protection.outlook.com mail-db7pr03cu00607.inbound.protection.outlook.com mail-as9pr07cu00302.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 → 40.104.116.56
🔶 Autoconfig	94.231.106.4

🔷 AAAA Records (IPv6)

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records1 records 576ms

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

📝 TXT Records1 records 422ms

TXT Record
v=spf1 include:spf.protection.outlook.com include:spf.simply.com ip4:93.90.117.0/24 ip4:87.54.6.135 ip4:185.163.189.31 ip4:185.163.189.32 ip4:178.20.217.93 include:dedicated.mysmtp.com include:localsmtp.web.simply.com -all

✉️ SPF

Policy	Record (lmbu.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:spf.simply.com ip4:93.90.117.0/24 ip4:87.54.6.135 ip4:185.163.189.31 ip4:185.163.189.32 ip4:178.20.217.93 include:dedicated.mysmtp.com include:localsmtp.web.simply.com -all

📨 DMARC

Policy	Record (_dmarc.lmbu.dk)
p=reject	v=DMARC1; p=reject; sp=reject; adkim=r; aspf=r; rua=mailto:abuse@lmbu.dk; ruf=mailto:abuse@lmbu.dk; fo=0; pct=100; ri=86400

📬 MTA-STS

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records2 records 76ms

Flags	Tag	Value
0	issue	comodoca.com
0	issue	letsencrypt.org

🔗 TLSA / DANE

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

🔐 DNSSEC91ms

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

🏷️ SOA0ms

Field	Value
Serial	2020111103
Primary NS (MNAME)	ns1.dotserv.com
Responsible (RNAME)	hostmaster@dotserv.com
Refresh	14400s
Retry	7200s
Expire	1209600s
Minimum (neg-cache TTL)	900s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

49ms

A

50ms

MX

74ms

AAAA

62ms

TXT

422ms

CAA

76ms

HTTPS

56ms

TLSA

745ms

SOA

0ms

MTA-STS

86ms

DNSSEC

91ms

SRV

576ms

Total

1922ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-08-26 11:05:13	1922ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-27 21:31:42	943ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 11:26:00	966ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-25 07:41:32	2473ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-24 21:46:43	919ms	4 NS 1 A 1 MX	🔓 Insecure	View
2026-06-23 21:16:14	1188ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-17 14:33:47	2018ms	4 NS 1 A 1 MX	🔓 Insecure	View