cembrit.dk DNS records

🖥️ Nameservers3 records 89ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.mainns.de	192.174.68.21 2001:67c:1bc::21	ns1.mainns.de ns1.mainns.de	AS1921 ipcom GmbH AS1921 ipcom GmbH
ns2.mainns.eu	176.97.158.21 2001:67c:10b8::21	ns2.mainns.eu ns2.mainns.eu	AS207021 ipcom GmbH AS207021 ipcom GmbH
ns3.mainns.net	192.174.68.20 2001:67c:1bc::20	ns3.mainns.net ns3.mainns.net	AS1921 ipcom GmbH AS1921 ipcom GmbH

🌍 A Records3 records 91ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
116.202.21.136	900s	cs3.web-redirect.eu	AS24940	Hetzner Online GmbH	116.202.0.0/15	🇩🇪 Germany	Falkenstein
116.202.9.166	900s	cs1.web-redirect.eu	AS24940	Hetzner Online GmbH	116.202.0.0/15	🇩🇪 Germany	Falkenstein
116.203.213.72	900s	cs2.web-redirect.eu	AS24940	Hetzner Online GmbH	116.202.0.0/15	🇩🇪 Germany	Nuremberg

📧 MX Records1 records 84ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
5	600s	cembrit-dk.mail.protection.outlook.com	2a01:111:f403:ca3c:: 2a01:111:f403:ca3c::1 2a01:111:f403:ca3c::2 2a01:111:f403:ca3e::1 52.101.185.12 52.101.185.13 52.101.185.14 52.101.187.1	mail-zrap278cu00300.inbound.protection.outlook.com mail-zrzp278cu00201.inbound.protection.outlook.com mail-zr1p278cu00202.inbound.protection.outlook.com mail-gvap278cu00301.inbound.protection.outlook.com mail-zrap278cu00304.inbound.protection.outlook.com mail-zrzp278cu00205.inbound.protection.outlook.com mail-zr1p278cu00206.inbound.protection.outlook.com mail-gvap278cu00301.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 → 52.98.228.232

🔷 AAAA Records (IPv6)3 records 92ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:c010:3f9c::1	900s	cs1.web-redirect.eu	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein
2a01:4f8:c17:c19c::1	900s	cs3.web-redirect.eu	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein
2a01:4f8:c2c:abf5::1	900s	cs2.web-redirect.eu	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	—

🔐 HTTPS Records

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records3 records 247ms

TXT Record
MS=ms98588695
qS6SmfoAxzq1Fc6M7Cu5lKUkYOvOgK4/NzQcVD9k0NMb73Ov7yQL0CGr2DA9Jb1yAwbOUihqHV2oDubT7beqtg==
v=spf1 mx a:gw.cembrit.com a:gw2.cembrit.com ip4:195.252.153.141 include:spf.protection.outlook.com include:spf.mandrillapp.com -all

✉️ SPF

Policy	Record (cembrit.dk)
-all (hard fail)	v=spf1 mx a:gw.cembrit.com a:gw2.cembrit.com ip4:195.252.153.141 include:spf.protection.outlook.com include:spf.mandrillapp.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)

🔐 DNSSEC181ms

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

🏷️ SOA0ms

Field	Value
Serial	1784679869
Primary NS (MNAME)	ns1.resellerinterface.de
Responsible (RNAME)	technik@massiveart.com
Refresh	14400s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration

✗ No registration data — collected automatically when SOA serial changes

📋 WHOIS

⏱️ Lookup Timing

NS

89ms

A

91ms

MX

84ms

AAAA

92ms

TXT

247ms

CAA

74ms

HTTPS

76ms

TLSA

8149ms

SOA

0ms

MTA-STS

116ms

DNSSEC

181ms

SRV

148ms

Total

10236ms

🕐 Scan History

Scanned At	Duration	Records	DNSSEC
2026-07-22 22:09:37	10236ms	3 NS 3 A 1 MX	🔓 Insecure	View
2026-06-25 08:20:44	5581ms	3 NS 3 A 1 MX	🔓 Insecure	View
2026-06-22 04:03:12	910ms	0 NS 0 A 0 MX	❓ Unknown	View
2026-06-16 22:34:28	65535ms	3 NS 3 A 1 MX	🔓 Insecure	View
2026-06-16 20:16:49	2446ms	3 NS 3 A 1 MX	🔓 Insecure	View
2026-06-16 20:08:58	870ms	3 NS 3 A 1 MX	🔓 Insecure	View
2026-06-16 20:01:01	984ms	3 NS 3 A 1 MX	🔓 Insecure	View