threo.dk

📜 Historical scan 2026-07-03 07:54:13  ·  ← 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   39ms
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   47ms
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   37ms
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   35ms
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   39ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.64.121,172.67.185.19 ech=AEX+DQBBvwAgACApxK8AHAcBA5zhsXWzhEfMMgA+fhbbg820m0Ue8p9nTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:b913,2606:4700:3032::6815:4079

📝 TXT Records#

4 records   183ms
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#

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

🏷️ SOA#

46ms
FieldValue
Serial2408305011
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
39ms
A
47ms
MX
37ms
AAAA
35ms
TXT
183ms
CAA
53ms
HTTPS
39ms
TLSA
82ms
SOA
46ms
MTA-STS
82ms
DNSSEC
75ms
SRV
70ms
Total
1057ms

🕐 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 3205ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-03 07:54:13 shown 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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