10c.dk

📜 Historical scan 2026-08-16 00:34:51  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

10c.dk is a .dk domain served by 2 nameservers (james.ns.cloudflare.com, mary.ns.cloudflare.com). It was registered on 26 May 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.74.92 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.musikbaren.dk. 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   38ms
NameserverIP addressesPTRASN / ISP
james.ns.cloudflare.com 108.162.193.178
172.64.33.178
173.245.59.178
2606:4700:58::adf5:3bb2
2803:f800:50::6ca2:c1b2
2a06:98c1:50::ac40:21b2		 james.ns.cloudflare.com
james.ns.cloudflare.com
james.ns.cloudflare.com
james.ns.cloudflare.com
james.ns.cloudflare.com
james.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
mary.ns.cloudflare.com 108.162.192.134
172.64.32.134
173.245.58.134
2606:4700:50::adf5:3a86
2803:f800:50::6ca2:c086
2a06:98c1:50::ac40:2086		 mary.ns.cloudflare.com
mary.ns.cloudflare.com
mary.ns.cloudflare.com
mary.ns.cloudflare.com
mary.ns.cloudflare.com
mary.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.74.92 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.201.17 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   41ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s mail.musikbaren.dk 152.228.141.29
2001:41d0:404:200::7276		 mail.musikbaren.dk
vps-03f60573.vps.ovh.net		 AS16276 OVH SAS
AS16276 OVH SAS

🔷 AAAA Records (IPv6)#

2 records   43ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:c911 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:4a5c 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   52ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.74.92,172.67.201.17 ech=AEX+DQBBkAAgACCSG9QfmDqEIsY0wmF6NIJqsZ6p6n9hXipOMv5QdCsTTQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:c911,2606:4700:3037::6815:4a5c

📝 TXT Records#

1 records   201ms
TXT Record
v=spf1 ip4:152.228.141.29 include:10c.dk -all

✉️ SPF#

PolicyRecord (10c.dk)
-all (hard fail) v=spf1 ip4:152.228.141.29 include:10c.dk -all

📨 DMARC#

PolicyRecord (_dmarc.10c.dk)
p=reject v=DMARC1; p=reject; rua=mailto:cloudflare@hrmf.net

📬 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 2026-10-12 05:56:26
www104.21.74.92 172.67.201.17 2606:4700:3033::ac43:c911 2606:4700:3037::6815:4a5c (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

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: -all

  • error include:10c.dk includes itself (directly or via another include): receivers return permerror

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.10c.dk NGPtbxzfRXnGq7WsZANk1yHyFNGrHCkTu8jOMrStAQQ
TXT _acme-challenge.10c.dk q2SONwhJxIfSWf6fKrElUyj3-SmGMdtDHQrtcOD9gJg

🔗 TLSA / DANE#

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

🔐 DNSSEC#

83ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2412284211
Primary NS (MNAME)james.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 00:40:33
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2003-05-26
Expires2028-05-31 (592d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
40ms
MX
41ms
AAAA
43ms
TXT
201ms
CAA
51ms
HTTPS
52ms
TLSA
4043ms
SOA
0ms
MTA-STS
57ms
DNSSEC
83ms
SRV
71ms
Total
5171ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-09-30 17:21:46 661ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-29 16:24:21 694ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-26 01:45:11 966ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-25 01:34:49 805ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-13 19:53:24 912ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-08 05:38:20 2913ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-01 03:09:03 761ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-27 16:41:39 854ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-26 05:26:40 725ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-22 08:22:46 1433ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-18 00:13:03 3020ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-16 19:35:38 1646ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-16 00:34:51 shown 5171ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-14 22:11:45 1218ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-09 10:10:52 1498ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-15 18:14:45 1268ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-12 05:18:13 1082ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-27 22:43:01 2480ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-25 02:09:50 1879ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-24 16:26:43 6527ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-23 21:51:02 1157ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-23 16:38:41 1611ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-21 17:11:03 1180ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-16 12:33:33 1556ms 2 NS 2 A 1 MX 🔒 Secure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone