jrc.dk

📜 Historical scan 2026-10-06 19:28:57  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jrc.dk is a .dk domain served by 2 nameservers (bethany.ns.cloudflare.com, salvador.ns.cloudflare.com). It was registered on 10 July 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.42.163 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mailserver.purelymail.com. The zone is not DNSSEC-signed, 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   45ms

🌍 A Records#

2 records   47ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.42.163 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.163.138 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   44ms

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover172.67.163.138
🔶 Autoconfig178.104.228.137

🔷 AAAA Records (IPv6)#

2 records   38ms

🔐 HTTPS Records#

1 records   46ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.42.163,172.67.163.138 ech=AEX+DQBBUwAgACCTvjcVY2P5NZhyUSyRBdre5pBgM62JR4mUBtHkuDLoCgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:2aa3,2606:4700:3037::ac43:a38a

📝 TXT Records#

2 records   218ms
TXT Record
purelymail_ownership_proof=5dd52030e874e915a3e297603e9b479705db0c01eaa11b4b56f272241c6429650312eb2bd52a2fff43d6d2eec553b834d0f33d41fc1fa406e1f94bc2d0933467
v=spf1 include:_spf.purelymail.com ~all

✉️ SPF#

PolicyRecord (jrc.dk)
~all (soft fail) v=spf1 include:_spf.purelymail.com ~all

📨 DMARC#

PolicyRecord (_dmarc.jrc.dk)
p=reject v=DMARC1; p=reject; ruf=mailto:dmarc@purelymail.com

📬 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 2026-10-19 06:27:49

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

75ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

46ms
FieldValue
Serial2416731224
Primary NS (MNAME)bethany.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-11 23:56:27
FieldValue
RegistrarSimply.com A/S
Registered2018-07-10
Expires2030-07-31 (1381d)

🔗 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).

DomainRegistrar
j-r-c.dkSimply.com A/S
📋 WHOIS#

⏱️ Lookup Timing#

NS
45ms
A
47ms
MX
44ms
AAAA
38ms
TXT
218ms
CAA
38ms
HTTPS
46ms
TLSA
62ms
SOA
46ms
MTA-STS
48ms
DNSSEC
75ms
SRV
72ms
Total
559ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-19 06:27:49 1267ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-09 12:19:27 1020ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-06 19:28:57 shown 559ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-29 16:11:22 675ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-23 08:47:21 1879ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 10:41:22 1328ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-18 23:00:28 6817ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-06 13:23:27 1292ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-24 12:48:37 25615ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-23 11:43:28 1569ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-10 23:00:34 9945ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-26 15:39:51 980ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-25 14:21:44 1557ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-22 06:53:58 1076ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-21 20:47:19 715ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 23:08:19 1315ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-18 01:47:15 2861ms 2 NS 2 A 1 MX ❓ Unknown
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