jumpbox.dk

📜 Historical scan 2026-06-17 11:57:18  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

jumpbox.dk is a .dk domain served by 2 nameservers (iris.ns.cloudflare.com, phil.ns.cloudflare.com). It was registered on 4 November 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.6.42 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.forwardemail.net, mx2.forwardemail.net. 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   38ms
NameserverIP addressesPTRASN / ISP
iris.ns.cloudflare.com 108.162.192.118
172.64.32.118
173.245.58.118
2606:4700:50::adf5:3a76
2803:f800:50::6ca2:c076
2a06:98c1:50::ac40:2076		 iris.ns.cloudflare.com
iris.ns.cloudflare.com
iris.ns.cloudflare.com
iris.ns.cloudflare.com
iris.ns.cloudflare.com
iris.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
phil.ns.cloudflare.com 108.162.193.137
172.64.33.137
173.245.59.137
2606:4700:58::adf5:3b89
2803:f800:50::6ca2:c189
2a06:98c1:50::ac40:2189		 phil.ns.cloudflare.com
phil.ns.cloudflare.com
phil.ns.cloudflare.com
phil.ns.cloudflare.com
phil.ns.cloudflare.com
phil.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   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.6.42 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.154.230 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   32ms
PriorityTTLMail ServerIP addressesPTRASN
10 — mx1.forwardemail.net 121.127.44.56
138.197.213.185
2604:a880:2:d0::306:1
2a02:6ea0:d71e::2		 mx1.forwardemail.net
mx1.forwardemail.net
mx1.forwardemail.net
mx1.forwardemail.net		 AS60068 Datacamp Limited
AS14061 DigitalOcean, LLC
AS14061 DigitalOcean, LLC
AS60068 Datacamp Limited
10 — mx2.forwardemail.net 104.248.224.170
121.127.44.59
2604:a880:400:d1::cd:9001
2a02:6ea0:d71e::1		 mx2.forwardemail.net
mx2.forwardemail.net
mx2.forwardemail.net
mx2.forwardemail.net		 AS14061 DigitalOcean, LLC
AS60068 Datacamp Limited
AS14061 DigitalOcean, LLC
AS60068 Datacamp Limited

🔷 AAAA Records (IPv6)#

2 records   38ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::6815:62a — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:9ae6 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   34ms
PriorityTargetSvcParams
1 service . alpn="h2" ipv4hint=104.21.6.42,172.67.154.230 ech=AEX+DQBBbAAgACAxx2XvV4JFUCVdgEmdGoqDip2taUNXK2q8lgpoC9YLSQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::6815:62a,2606:4700:3037::ac43:9ae6

📝 TXT Records#

3 records   148ms
TXT Record
forward-email-site-verification=w6VgluP2Sh
google-site-verification=LXRM5DadXpqALUicFGMGTfzIUzlx5f8nXVI495M12Ec
v=spf1 a include:spf.forwardemail.net include:spf.protection.outlook.com ~all

✉️ SPF#

PolicyRecord (jumpbox.dk)
~all (soft fail) v=spf1 a include:spf.forwardemail.net include:spf.protection.outlook.com ~all

📨 DMARC#

PolicyRecord (_dmarc.jumpbox.dk)
p=reject v=DMARC1; p=reject; rua=mailto:dmarc-6606637b16b8ee64589dbb03@forwardemail.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 19:33:59
www104.21.6.42 172.67.154.230 2606:4700:3032::ac43:9ae6 2606:4700:3037::6815:62a (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

🔎 SPF check#

zone-wide SPF report

DNS lookups: 7/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

2 records   112ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.forwardemail.net DANE-EE · SPKI · SHA-256 5E81DA1AF16DF20B13E667AD6D9C2B65…
SMTP _25._tcp.mx2.forwardemail.net DANE-EE · SPKI · SHA-256 5E81DA1AF16DF20B13E667AD6D9C2B65…

🔐 DNSSEC#

103ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

37ms
FieldValue
Serial2403601606
Primary NS (MNAME)iris.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-09 04:44:48
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2018-11-04
Expires2026-11-30 (43d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
38ms
A
39ms
MX
32ms
AAAA
38ms
TXT
148ms
CAA
36ms
HTTPS
34ms
TLSA
112ms
SOA
37ms
MTA-STS
85ms
DNSSEC
103ms
SRV
0ms
Total
1350ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-12 19:33:59 1704ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-10 14:26:30 1861ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-09 12:40:19 2474ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-07 18:09:56 644ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-03 09:23:42 912ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-30 09:04:50 739ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-25 17:43:06 1261ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-21 03:36:30 1397ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-14 02:45:20 2134ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-09 05:26:44 3059ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-05 08:43:12 1299ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-27 05:38:05 1163ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-15 02:39:04 1391ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-11 09:46:45 1472ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-06 22:23:00 1594ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-16 11:33:51 9611ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-06 10:58:13 7002ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-20 00:33:00 656ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-17 11:57:18 shown 1350ms 2 NS 2 A 2 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone