cjc.dk

📜 Historical scan 2026-06-16 21:01:04  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

cjc.dk is a .dk domain served by 2 nameservers (dolly.ns.cloudflare.com, doug.ns.cloudflare.com). It was registered on 24 May 1996 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.0.220 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by cjc-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a 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#

2 records   115ms
NameserverIP addressesPTRASN / ISP
dolly.ns.cloudflare.com — — —
doug.ns.cloudflare.com — — —

🌍 A Records#

3 records   113ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.26.0.220 — — AS13335 Cloudflare, Inc. 104.26.0.0/20 — —
104.26.1.220 — — AS13335 Cloudflare, Inc. 104.26.0.0/20 — —
172.67.73.123 — — AS13335 Cloudflare, Inc. 172.67.64.0/18 — —

📧 MX Records#

1 records   142ms
PriorityTTLMail ServerIP addressesPTRASN
0 — cjc-dk.mail.protection.outlook.com 52.101.68.12
52.101.68.27
52.101.68.5
52.101.73.8		 mail-db9pr02cu00204.inbound.protection.outlook.com
mail-db7pr03cu00503.inbound.protection.outlook.com
mail-du2pr03cu00105.inbound.protection.outlook.com
mail-am0pr04cu00500.inbound.protection.outlook.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

3 records   111ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:20::681a:1dc — — AS13335 Cloudflare, Inc. 2606:4700:20:0:0:0:0:0/44 — —
2606:4700:20::681a:dc — — AS13335 Cloudflare, Inc. 2606:4700:20:0:0:0:0:0/44 — —
2606:4700:20::ac43:497b — — AS13335 Cloudflare, Inc. 2606:4700:20:0:0:0:0:0/44 — —

🔐 HTTPS Records#

1 records   111ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.26.0.220,104.26.1.220,172.67.73.123 ipv6hint=2606:4700:20::681a:dc,2606:4700:20::681a:1dc,2606:4700:20::ac43:497b

📝 TXT Records#

10 records   207ms
TXT Record
"MS=ms68935799
912af30bc28aa0e6eb6b39ee23db17355f1783bc955ef91823
apple-domain-verification=6zK8G11o2lv4V6NW
d365mktkey=X6un5GxxPx70IwrvrxkgGPHoor1RXuCbOn6BLrzm5fEx
google-site-verification=_SfUFse1W_XUe3gVTbSfs-qc-Naett4PBVbb7BhZJpI
google-site-verification=VzpjY6_VXVp6tyAK9CFv6ulK1qQYNXKxIzX0xnC5lOE
MS=ms68935799
msfpkey=5kiqbu4bzsl0ckigec9ukw0g6
t36c8w5nj56gdpvjxq7qrd9yxlsmdfhz
v=spf1 ip4:87.54.29.239 ip4:87.54.29.222 ip4:212.53.209.141 ip4:154.14.40.86 include:spf.protection.outlook.com include:spf.mailanyone.net include:spf.mandrillapp.com include:mail.zendesk.com -all

✉️ SPF#

PolicyRecord (cjc.dk)
-all (hard fail) v=spf1 ip4:87.54.29.239 ip4:87.54.29.222 ip4:212.53.209.141 ip4:154.14.40.86 include:spf.protection.outlook.com include:spf.mailanyone.net include:spf.mandrillapp.com include:mail.zendesk.com -all

📨 DMARC#

PolicyRecord (_dmarc.cjc.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc@cjc.dk;ruf=mailto:dmarc@cjc.dk;

📬 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 2026-10-14 04:49:04
www104.26.0.220 104.26.1.220 172.67.73.123 2606:4700:20::681a:1dc 2606:4700:20::681a:dc 2606:4700:20::ac43:497b (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

2 found
SelectorCNAMEKey
selector1 selector1-cjc-dk._domainkey.ccjensen.onmicrosoft.com RSA · ~1024 bit below 2048 bit
selector2 selector2-cjc-dk._domainkey.ccjensen.onmicrosoft.com 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: 4/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

343ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

133ms
FieldValue
Serial2407047534
Primary NS (MNAME)dolly.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 16:43:52
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1996-05-24
Expires2027-06-30 (255d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
115ms
A
113ms
MX
142ms
AAAA
111ms
TXT
207ms
CAA
136ms
HTTPS
111ms
TLSA
93ms
SOA
133ms
MTA-STS
51ms
DNSSEC
343ms
SRV
0ms
Total
939ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-14 04:49:04 1188ms 2 NS 3 A 1 MX 🔒 Secure
2026-10-11 22:43:34 1153ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-23 13:06:33 1697ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-16 11:55:59 2021ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-12 06:30:32 1645ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-08 06:52:44 1024ms 2 NS 3 A 1 MX 🔒 Secure
2026-09-06 20:27:21 2630ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-27 02:58:37 891ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-26 02:39:54 2170ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-20 11:14:15 9335ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-14 06:57:20 9352ms 2 NS 3 A 1 MX 🔒 Secure
2026-08-03 04:02:14 9322ms 2 NS 3 A 1 MX 🔒 Secure
2026-07-30 23:14:27 1373ms 2 NS 3 A 1 MX 🔒 Secure
2026-07-27 10:04:32 1521ms 2 NS 3 A 1 MX 🔒 Secure
2026-07-18 15:54:34 25932ms 2 NS 3 A 1 MX 🔒 Secure
2026-07-10 10:43:52 2545ms 2 NS 3 A 1 MX 🔒 Secure
2026-06-27 01:21:31 1422ms 2 NS 3 A 1 MX 🔒 Secure
2026-06-20 07:05:47 940ms 2 NS 3 A 1 MX 🔒 Secure
2026-06-16 22:42:57 65535ms 2 NS 3 A 1 MX 🔒 Secure
2026-06-16 21:21:07 2208ms 2 NS 3 A 1 MX 🔒 Secure
2026-06-16 21:02:58 4521ms 2 NS 3 A 1 MX 🔒 Secure
2026-06-16 21:01:04 shown 939ms 2 NS 3 A 1 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone