cembrit.dk

📜 Historical scan 2026-09-19 18:56:16 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cembrit.dk is a .dk domain served by 3 nameservers (ns1.mainns.de, ns2.mainns.eu, ns3.mainns.net). It was registered on 26 January 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 116.202.21.136 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by cembrit-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 41ms

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 AS1921 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 Records#

3 records 40ms

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 Records#

1 records 48ms

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 → 40.104.116.40

🔷 AAAA Records (IPv6)#

3 records 46ms

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 Records#

3 records 193ms

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

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-07 20:41:14

www	116.202.21.136 116.202.9.166 116.203.213.72 2a01:4f8:c010:3f9c::1 2a01:4f8:c17:c19c::1 2a01:4f8:c2c:abf5::1 (AS24940) (address records, no CNAME)
www vs bare domain	Same network cembrit.dk: 116.202.21.136 116.202.9.166 116.203.213.72 2a01:4f8:c010:3f9c::1 (AS24940) www.cembrit.dk: 116.202.21.136 116.202.9.166 116.203.213.72 2a01:4f8:c010:3f9c::1 (AS24940)
Wildcard	No

🔎 SPF check#

zone-wide SPF report

DNS lookups: 5/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

123ms

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

🏷️ SOA#

0ms

Field	Value
Serial	1789784668
Primary NS (MNAME)	ns1.resellerinterface.de
Responsible (RNAME)	technik@massiveart.com
Refresh	14400s
Retry	3600s
Expire	604800s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-15 22:15:06

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2006-01-26
Expires	2027-01-31 (106d)

🔗 Same registrant#

1 domain

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

Domain	Registrar
eternit.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

41ms

40ms

48ms

AAAA

46ms

TXT

193ms

CAA

45ms

HTTPS

40ms

TLSA

476ms

SOA

0ms

MTA-STS

69ms

DNSSEC

123ms

SRV

64ms

Total

3093ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-07 20:41:14	1335ms	3 NS 3 A 1 MX	🔓 Insecure
2026-10-03 17:12:13	1314ms	3 NS 3 A 1 MX	🔓 Insecure
2026-09-20 03:28:17	3732ms	3 NS 3 A 1 MX	🔓 Insecure
2026-09-19 18:56:16 shown	3093ms	3 NS 3 A 1 MX	🔓 Insecure
2026-09-10 09:09:04	4783ms	3 NS 3 A 1 MX	🔓 Insecure
2026-07-22 22:09:37	10236ms	3 NS 3 A 1 MX	🔓 Insecure
2026-06-25 08:20:44	5581ms	3 NS 3 A 1 MX	🔓 Insecure
2026-06-22 04:03:12	910ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-16 22:34:28	65535ms	3 NS 3 A 1 MX	🔓 Insecure
2026-06-16 20:16:49	2446ms	3 NS 3 A 1 MX	🔓 Insecure
2026-06-16 20:08:58	870ms	3 NS 3 A 1 MX	🔓 Insecure
2026-06-16 20:01:01	984ms	3 NS 3 A 1 MX	🔓 Insecure