nkh.dk

📜 Historical scan 2026-06-27 20:52:41  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

nkh.dk is a .dk domain served by 2 nameservers (ezra.ns.cloudflare.com, magnolia.ns.cloudflare.com). It was registered on 20 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.73.33 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.nkh.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   47ms

🌍 A Records#

2 records   39ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.73.33 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.157.112 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   39ms
PriorityTTLMail ServerIP addressesPTRASN
0 300s mail.nkh.dk 212.112.136.181 212-112-136-181.norlyscustomer.net AS39642 Sinal A/S

🔷 AAAA Records (IPv6)#

2 records   47ms

🔐 HTTPS Records#

1 records   39ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.73.33,172.67.157.112 ech=AEX+DQBBjwAgACBUCV1uUPLU8a/kIWtABTRjTlxSZeCQlDxei8YD25o/cwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9d70,2606:4700:3033::6815:4921

🔌 SRV Records#

2 records   71ms
ServicePriorityWeightPortTarget
_imap._tcp 0 0 143 mail.nkh.dk
_imaps._tcp 0 0 993 mail.nkh.dk

📝 TXT Records#

1 records   190ms
TXT Record
v=spf1 a mx ip4:212.112.136.181 -all

✉️ SPF#

PolicyRecord (nkh.dk)
-all (hard fail) v=spf1 a mx ip4:212.112.136.181 -all

📨 DMARC#

PolicyRecord (_dmarc.nkh.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100; rua=mailto:68f4a1f1abb1424cb751f45dddcb6cc2@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#

11 records   83ms

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-05 00:41:35
wwwAddress record (no CNAME)
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYDelete signal: the zone asks the registry to remove its DS (go insecure) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found
SelectorCNAMEKey
mail — 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: 2/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

79ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

55ms
FieldValue
Serial2408018476
Primary NS (MNAME)ezra.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-05 01:23:37
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2026-01-20
Expires2027-01-19 (93d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
47ms
A
39ms
MX
39ms
AAAA
47ms
TXT
190ms
CAA
83ms
HTTPS
39ms
TLSA
61ms
SOA
55ms
MTA-STS
53ms
DNSSEC
79ms
SRV
71ms
Total
963ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-05 00:41:35 1458ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-01 00:11:35 635ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-22 12:23:19 1111ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-15 21:24:35 2549ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-12 01:04:18 940ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-05 06:46:09 1650ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-29 10:06:06 1714ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-18 06:44:02 2016ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-25 17:02:41 1565ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-22 11:23:13 2438ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-03 13:17:35 1069ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-27 20:52:41 shown 963ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-27 16:11:37 1130ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-25 12:31:22 1005ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-22 09:32:10 1152ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-20 05:56:04 3027ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-19 13:06:12 1420ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-17 11:45:58 919ms 2 NS 2 A 1 MX 🔓 Insecure
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