j80.dk

📜 Historical scan 2026-07-05 01:28:52  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

j80.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 20 November 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.247 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is DNSSEC-signed and validates, has no 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   39ms
NameserverIP addressesPTRASN / ISP
ns1.curanet.dk 185.25.141.12
2a02:2339:4006:108::123		 ns1.curanet.dk
ns1.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S
ns2.curanet.dk 2a02:2339:1:10f::123:123
91.197.248.75		 ns2.curanet.dk
ns2.curanet.dk		 AS48854 team.blue Denmark A/S
AS48854 team.blue Denmark A/S

🌍 A Records#

1 records   30ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.21.40.247 3600s linux6.curanet.dk AS48854 team.blue Denmark A/S 185.21.40.0/22 🇩🇰 Denmark —

📧 MX Records#

2 records   37ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mx1.onlinemail.io 185.21.42.12 mx1.onlinemail.io AS48854 team.blue Denmark A/S
20 3600s mx2.onlinemail.io 46.36.208.16 mx2.onlinemail.io AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscoverautodiscover-mf.onlinemail.io → 185.21.40.62
🔶 Autoconfigautoconfig-mf.onlinemail.io → 185.21.40.62

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   99ms
TXT Record
v=spf1 include:spf.onlinemail.io ?all

✉️ SPF#

PolicyRecord (j80.dk)
?all (neutral) v=spf1 include:spf.onlinemail.io ?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 2026-10-09 14:13:30
www104.21.58.161 172.67.205.104 2606:4700:3030::ac43:cd68 2606:4700:3037::6815:3aa1 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 3/10 · policy: ?all

  • warn "?all" is neutral: it gives receivers no guidance, much like having no SPF

🔗 TLSA / DANE#

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

🔐 DNSSEC#

97ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

27ms
FieldValue
Serial2021111701
Primary NS (MNAME)ns1.curanet.dk
Responsible (RNAME)hostmaster@curanet.dk
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-02 15:33:04
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2008-11-20
Expires2026-11-30 (35d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
39ms
A
30ms
MX
37ms
AAAA
36ms
TXT
99ms
CAA
33ms
HTTPS
33ms
TLSA
28ms
SOA
27ms
MTA-STS
42ms
DNSSEC
97ms
SRV
42ms
Total
439ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-09 14:13:30 783ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-02 09:30:29 432ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-01 05:24:16 2077ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-30 05:17:14 1037ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-26 04:27:09 484ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-17 01:47:44 491ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-08 13:23:28 523ms 2 NS 1 A 2 MX 🔒 Secure
2026-09-02 15:58:42 499ms 2 NS 1 A 2 MX 🔒 Secure
2026-07-05 01:28:52 shown 439ms 2 NS 1 A 2 MX 🔒 Secure
2026-06-22 03:49:53 450ms 2 NS 1 A 2 MX ⚠️ Bogus
2026-06-17 12:08:09 1028ms 2 NS 1 A 2 MX 🔒 Secure
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