notebook.dk

📜 Historical scan 2026-06-26 05:35:26  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

notebook.dk is a .dk domain served by 2 nameservers (chris.ns.cloudflare.com, nova.ns.cloudflare.com). It was registered on 22 April 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.49.21 is hosted by Cloudflare, Inc. (AS13335). The zone is not DNSSEC-signed, has no 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   150ms

🌍 A Records#

2 records   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.49.21 600s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.188.199 600s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

📧
No MX records found

🔷 AAAA Records (IPv6)#

2 records   74ms

🔐 HTTPS Records#

1 records   73ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=188.114.96.3,188.114.97.3 ech=AEX+DQBB9AAgACCY9UA5MrKrphHgnqXLd8vue6XQK7a27K1s6OxHys6bVQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2a06:98c1:3120::3,2a06:98c1:3121::3

📝 TXT Records#

1 records   187ms
TXT Record
google-site-verification=B4OniaF9LK0JiSgQBfhEkL8_WFQ46AzSYfsy3lLS0m8

✉️ SPF#

✗ No SPF record — mail spoofing not restricted

📨 DMARC#

✗ No DMARC record — mail spoofing not restricted

📬 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 2026-10-18 17:13:43

🔗 TLSA / DANE#

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

🔐 DNSSEC#

96ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

109ms
FieldValue
Serial2406977758
Primary NS (MNAME)chris.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-19 21:02:12
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1998-04-22
Expires2027-06-30 (253d)

🔗 Same registrant#

24 domains
📋 WHOIS#

⏱️ Lookup Timing#

NS
150ms
A
35ms
MX
33ms
AAAA
74ms
TXT
187ms
CAA
35ms
HTTPS
73ms
TLSA
95ms
SOA
109ms
MTA-STS
28ms
DNSSEC
96ms
SRV
108ms
Total
828ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-03 18:43:41 805ms 2 NS 2 A 0 MX 🔓 Insecure
2026-10-02 18:40:54 588ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-28 23:12:22 1333ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-27 22:45:55 1090ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-25 22:05:11 3899ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-18 19:30:59 1193ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-12 00:20:24 1011ms 2 NS 2 A 0 MX 🔓 Insecure
2026-09-03 10:50:17 590ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-24 18:39:01 1508ms 2 NS 2 A 0 MX 🔓 Insecure
2026-08-19 10:56:53 973ms 2 NS 2 A 0 MX 🔓 Insecure
2026-07-15 16:40:52 860ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-26 05:35:26 shown 828ms 2 NS 2 A 0 MX 🔓 Insecure
2026-06-18 05:05:33 2324ms 2 NS 2 A 0 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone