threo.dk

📜 Historical scan 2026-07-19 07:54:53  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

threo.dk is a .dk domain served by 2 nameservers (harleigh.ns.cloudflare.com, renan.ns.cloudflare.com). It was registered on 12 June 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.64.121 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.threo.dk. 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   122ms
NameserverIP addressesPTRASN / ISP
harleigh.ns.cloudflare.com 108.162.194.58
162.159.38.58
172.64.34.58
2606:4700:50::a29f:263a
2803:f800:50::6ca2:c23a
2a06:98c1:50::ac40:223a		 harleigh.ns.cloudflare.com
harleigh.ns.cloudflare.com
harleigh.ns.cloudflare.com
harleigh.ns.cloudflare.com
harleigh.ns.cloudflare.com
harleigh.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
renan.ns.cloudflare.com 108.162.195.62
162.159.44.62
172.64.35.62
2606:4700:58::a29f:2c3e
2803:f800:50::6ca2:c33e
2a06:98c1:50::ac40:233e		 renan.ns.cloudflare.com
renan.ns.cloudflare.com
renan.ns.cloudflare.com
renan.ns.cloudflare.com
renan.ns.cloudflare.com
renan.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   223ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.64.121 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.185.19 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   152ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.threo.dk 157.180.90.41
2a01:4f9:c013:b869::1		 static.41.90.180.157.clients.your-server.de
—		 AS24940 Hetzner Online GmbH
AS24940 Hetzner Online GmbH

🔷 AAAA Records (IPv6)#

2 records   145ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::ac43:b913 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3032::6815:4079 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   194ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.64.121,172.67.185.19 ech=AEX+DQBBEAAgACDwwbQR7LrUwAoJ6x+VJtsdI1/+Ze1vXT2gUYke3eEXJAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b913,2606:4700:3032::6815:4079

📝 TXT Records#

4 records   476ms
TXT Record
google-site-verification=XPJ8LldVdbAj6juFIJe1xMlZDdBU_65yevNpViMqhhI
klaviyo-site-verification=S9SBtr
v=spf1 ip4:157.180.90.41 include:mxsspf.sendpulse.com ip6:2a01:4f9:c013:b869::1 a mx ~all
yahoo-verification-key=TU2nz7aYkNrkylLLTMOm2fjpk4BLrYZ5XgGaKnzVM7o=

✉️ SPF#

PolicyRecord (threo.dk)
~all (soft fail) v=spf1 ip4:157.180.90.41 include:mxsspf.sendpulse.com ip6:2a01:4f9:c013:b869::1 a mx ~all

📨 DMARC#

PolicyRecord (_dmarc.threo.dk)
p=quarantine v=DMARC1; p=quarantine; aspf=r; sp=none; rua=mailto:theteam@threo.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 2026-10-08 19:40:09
www104.21.64.121 172.67.185.19 2606:4700:3031::ac43:b913 2606:4700:3032::6815:4079 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

3 found
SelectorCNAMEKey
dkim — RSA · ~1024 bit below 2048 bit
s1 s1.domainkey.u112074313.wl064.sendgrid.net RSA · ~2048 bit
s2 s2.domainkey.u112074313.wl064.sendgrid.net 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: 3/10 · policy: ~all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.threo.dk Wus82GUepBYfTY-5LPxahCCKMQI17sRI-nBTWnGj2Ns

🔗 TLSA / DANE#

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

🔐 DNSSEC#

330ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2409877314
Primary NS (MNAME)harleigh.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-12 15:21:27
FieldValue
RegistrarNETIM
Registered2025-06-12
Expires2027-06-11 (235d)

🔗 Same registrant#

3 domains

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
kidudu.dk1API GmbH
kidzly.dkNETIM
pupsy.dk1API GmbH
📋 WHOIS#

⏱️ Lookup Timing#

NS
122ms
A
223ms
MX
152ms
AAAA
145ms
TXT
476ms
CAA
181ms
HTTPS
194ms
TLSA
255ms
SOA
0ms
MTA-STS
188ms
DNSSEC
330ms
SRV
292ms
Total
3205ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 19:40:09 670ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-01 01:02:59 646ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-23 20:21:19 652ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-19 01:47:59 1175ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-10 02:43:46 3026ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-31 05:37:45 817ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-29 01:21:39 779ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-28 00:52:46 851ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 21:17:06 1043ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-26 19:03:20 1156ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-19 07:54:53 shown 3205ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-03 07:54:13 1057ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-28 07:54:10 1015ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-28 03:44:39 1413ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 07:11:50 658ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 22:10:31 884ms 2 NS 2 A 1 MX 🔓 Insecure
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