undercurrent.dk

📜 Historical scan 2026-06-17 20:26:29  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

undercurrent.dk is a .dk domain served by 2 nameservers (meiling.ns.cloudflare.com, zahir.ns.cloudflare.com). It was registered on 24 March 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.158.133.1 is hosted by Cloudflare, Inc. (AS13335) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 3 more. The zone is not DNSSEC-signed, publishes a 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   45ms

🌍 A Records#

1 records   39ms

📧 MX Records#

5 records   37ms

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records   198ms
TXT Record
google-site-verification=JHfwFkvyogu8a_SsEDSd2b1Kow-0UxmS49ncnMLsoSY
v=spf1 include:_spf.google.com ~all

✉️ SPF#

PolicyRecord (undercurrent.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~all

📨 DMARC#

PolicyRecord (_dmarc.undercurrent.dk)
p=none (monitor only) v=DMARC1; p=none; rua=mailto:5cb648ad849743e6a083c6134d653050@dmarc-reports.cloudflare.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 2026-10-07 17:51:31
www185.158.133.1 (AS13335) (address records, no CNAME)
www vs bare domainSame network
undercurrent.dk: 185.158.133.1 (AS13335)
www.undercurrent.dk: 185.158.133.1 (AS13335)
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

76ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

33ms
FieldValue
Serial2406934222
Primary NS (MNAME)meiling.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-13 20:02:21
FieldValue
Registrarnordicway ApS
Registered2026-03-24
Expires2027-03-23 (154d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
45ms
A
39ms
MX
37ms
AAAA
39ms
TXT
198ms
CAA
37ms
HTTPS
83ms
TLSA
53ms
SOA
33ms
MTA-STS
37ms
DNSSEC
76ms
SRV
68ms
Total
815ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-07 17:51:31 870ms 2 NS 1 A 5 MX 🔓 Insecure
2026-09-23 14:09:14 2783ms 2 NS 1 A 5 MX 🔓 Insecure
2026-08-09 23:03:39 7943ms 2 NS 1 A 5 MX 🔓 Insecure
2026-07-21 16:04:18 1322ms 2 NS 1 A 5 MX 🔓 Insecure
2026-07-01 13:55:03 1151ms 2 NS 1 A 5 MX 🔓 Insecure
2026-06-25 05:32:45 831ms 2 NS 1 A 5 MX 🔓 Insecure
2026-06-25 05:26:18 967ms 2 NS 1 A 5 MX 🔓 Insecure
2026-06-22 05:52:42 602ms 2 NS 1 A 5 MX 🔓 Insecure
2026-06-17 20:26:29 shown 815ms 2 NS 1 A 5 MX 🔓 Insecure
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