unit37.dk

📜 Historical scan 2026-10-04 04:31:48  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

unit37.dk is a .dk domain served by 2 nameservers (aleena.ns.cloudflare.com, kenneth.ns.cloudflare.com). It was registered on 27 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.1.26 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. 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   31ms
NameserverIP addressesPTRASN / ISP
aleena.ns.cloudflare.com 108.162.194.81
162.159.38.81
172.64.34.81
2606:4700:50::a29f:2651
2803:f800:50::6ca2:c251
2a06:98c1:50::ac40:2251		 aleena.ns.cloudflare.com
aleena.ns.cloudflare.com
aleena.ns.cloudflare.com
aleena.ns.cloudflare.com
aleena.ns.cloudflare.com
aleena.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
kenneth.ns.cloudflare.com 108.162.195.41
162.159.44.41
172.64.35.41
2606:4700:58::a29f:2c29
2803:f800:50::6ca2:c329
2a06:98c1:50::ac40:2329		 kenneth.ns.cloudflare.com
kenneth.ns.cloudflare.com
kenneth.ns.cloudflare.com
kenneth.ns.cloudflare.com
kenneth.ns.cloudflare.com
kenneth.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   23ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.1.26 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.151.226 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   49ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.protonmail.ch 176.119.200.128
185.205.70.128
185.70.42.128		 mail.protonmail.ch
mail.protonmail.ch
mail.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
20 300s mailsec.protonmail.ch 176.119.200.129
185.205.70.129
185.70.42.129		 mailsec.protonmail.ch
mailsec.protonmail.ch
mailsec.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔷 Autodiscover46.228.83.134
🔶 Autoconfig46.228.83.134

🔷 AAAA Records (IPv6)#

2 records   31ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3031::6815:11a 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:97e2 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   47ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.1.26,172.67.151.226 ech=AEX+DQBBQwAgACB8ocHc0brLl4qTV7aSu+gLZYlWVCWfkkcPeDZR0pINCAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:11a,2606:4700:3035::ac43:97e2

📝 TXT Records#

2 records   239ms
TXT Record
protonmail-verification=0241a571a199f46c30989ca592e7b12f66e6f17f
v=spf1 include:_spf.protonmail.ch ~all

✉️ SPF#

PolicyRecord (unit37.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch ~all

📨 DMARC#

PolicyRecord (_dmarc.unit37.dk)
p=quarantine v=DMARC1; p=quarantine

📬 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 14:45:43
www104.21.1.26 172.67.151.226 2606:4700:3031::6815:11a 2606:4700:3035::ac43:97e2 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardYes: any name under the zone resolves
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   94ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…

🔐 DNSSEC#

61ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

41ms
FieldValue
Serial2416536305
Primary NS (MNAME)aleena.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-05 08:08:47
FieldValue
RegistrarDANDOMAIN A/S
Registered2026-01-27
Expires2027-01-26 (98d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
31ms
A
23ms
MX
49ms
AAAA
31ms
TXT
239ms
CAA
47ms
HTTPS
47ms
TLSA
94ms
SOA
41ms
MTA-STS
57ms
DNSSEC
61ms
SRV
71ms
Total
811ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-08 14:45:43 515ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-04 04:31:48 shown 811ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-03 04:30:21 1265ms 2 NS 2 A 2 MX 🔓 Insecure
2026-10-01 04:19:09 1247ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-30 05:54:23 812ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-27 12:30:25 2200ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-26 12:18:26 1464ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-11 17:51:26 2314ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-04 11:59:51 646ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-30 19:14:11 1992ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-28 09:18:15 10414ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-26 10:39:19 10733ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-15 16:15:24 3415ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-05 20:34:37 2021ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-20 23:52:31 10051ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-27 02:39:55 786ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-20 04:21:57 780ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-20 02:17:20 4442ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-18 00:37:23 3016ms 2 NS 2 A 2 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone