cmcs.dk

📜 Historical scan 2026-10-03 11:30:04  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cmcs.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 June 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.188.21.11 is hosted by Sinal A/S (AS39642) in Denmark. Mail is handled by privatemail.cmcs.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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#

2 records   44ms
NameserverIP addressesPTRASN / 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 Records#

1 records   46ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.188.21.11 3600s — AS39642 Sinal A/S 185.188.20.0/22 🇩🇰 Denmark —

📧 MX Records#

1 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
1 3600s privatemail.cmcs.dk 2a01:488:66:1000:5ccc:478:0:1
92.204.4.120		 privatemail.cmcs.dk
privatemail.cmcs.dk		 AS20773 Host Europe GmbH
AS8972 Host Europe GmbH

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover.outlook.com → 52.98.154.152
🔶 Autoconfigweb8.cmcs.dk → 185.188.21.11

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

3 records   82ms
ServicePriorityWeightPortTarget
_imaps._tcp 1 1 993 privatemail.cmcs.dk
_sipfederationtls._tcp 0 1 5061 sipfed.online.lync.com
_xmpp-server._tcp 0 10 5269 sip.cmcs.dk

📝 TXT Records#

4 records   212ms
TXT Record
_globalsign-domain-verification=o7N5gv1-4vGnAdREMlBjzId5Vem7mUR9efEySgkROj
google-site-verification=OKn1Oact5lIi2XJp3Je5eSBxltox7UCGjrMhClHcUKQ
MS=ms93447589
v=spf1 include:spf.protection.outlook.com ip6:2a01:488:66:1000:5ccc:478:0:1 ip4:92.204.4.120 ip4:185.188.23.243 ip4:185.188.21.11 -all

✉️ SPF#

PolicyRecord (cmcs.dk)
-all (hard fail) v=spf1 include:spf.protection.outlook.com ip6:2a01:488:66:1000:5ccc:478:0:1 ip4:92.204.4.120 ip4:185.188.23.243 ip4:185.188.21.11 -all

📨 DMARC#

PolicyRecord (_dmarc.cmcs.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@cmcs.dk; ruf=mailto:dmarc@cmcs.dk; rf=afrf; sp=reject; fo=1; pct=100; ri=86400; adkim=s; aspf=s

📬 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 2026-10-15 12:08:11
www CNAMEweb8.cmcs.dk (all on cmcs.dk)
www vs bare domainSame network
cmcs.dk: 185.188.21.11 (AS39642)
www.cmcs.dk: 185.188.21.11 (AS39642)
WildcardYes: any name under the zone resolves
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
mail — RSA · ~2048 bit

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
CNAME _acme-challenge.cmcs.dk web8.cmcs.dk

🔗 TLSA / DANE#

1 records   241ms
Service / OwnerTypeCert association
SMTP _25._tcp.privatemail.cmcs.dk DANE-EE · Full cert · SHA-256 381D8C78440F6A495FB46927E6F47C2C…

🔐 DNSSEC#

79ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

32ms
FieldValue
Serial2026100302
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-05 12:02:47
FieldValue
RegistrarONE.COM A/S
Registered2009-06-30
Expires2027-06-30 (255d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
44ms
A
46ms
MX
51ms
AAAA
54ms
TXT
212ms
CAA
40ms
HTTPS
58ms
TLSA
241ms
SOA
32ms
MTA-STS
88ms
DNSSEC
79ms
SRV
82ms
Total
988ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 12:08:11 1534ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-14 10:44:48 893ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-12 03:04:23 1808ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-06 16:19:15 2816ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-05 11:45:44 1689ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-04 11:30:28 721ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-03 11:30:04 shown 988ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-02 11:29:33 1089ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-01 11:27:21 2263ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 11:23:35 1308ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-29 11:21:39 916ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-28 11:10:50 1035ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-27 11:04:59 864ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-26 10:58:38 1761ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-25 10:53:30 717ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-24 14:17:44 1020ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-23 13:35:23 877ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-19 22:39:05 1075ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-14 20:56:25 1374ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-13 03:41:24 1435ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-06 02:52:24 967ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-31 02:56:04 2821ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-29 16:00:21 730ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-27 23:24:29 676ms 2 NS 1 A 1 MX 🔒 Secure
2026-08-26 22:42:36 1234ms 2 NS 1 A 1 MX 🔒 Secure
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