kurabu.dk

📜 Historical scan 2026-09-07 22:49:09  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

kurabu.dk is a .dk domain served by 2 nameservers (ethan.ns.cloudflare.com, mallory.ns.cloudflare.com). It was registered on 15 July 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.2.68 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. The zone is DNSSEC-signed and validates, 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   41ms
NameserverIP addressesPTRASN / ISP
ethan.ns.cloudflare.com 108.162.195.232
162.159.44.232
172.64.35.232
2606:4700:58::a29f:2ce8
2803:f800:50::6ca2:c3e8
2a06:98c1:50::ac40:23e8		 ethan.ns.cloudflare.com
ethan.ns.cloudflare.com
ethan.ns.cloudflare.com
ethan.ns.cloudflare.com
ethan.ns.cloudflare.com
ethan.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
mallory.ns.cloudflare.com 108.162.194.83
162.159.38.83
172.64.34.83
2606:4700:50::a29f:2653
2803:f800:50::6ca2:c253
2a06:98c1:50::ac40:2253		 mallory.ns.cloudflare.com
mallory.ns.cloudflare.com
mallory.ns.cloudflare.com
mallory.ns.cloudflare.com
mallory.ns.cloudflare.com
mallory.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   40ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.2.68 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.128.219 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   58ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

📧 Autodiscover / Autoconfig#

ServiceCNAME / IP
🔶 Autoconfig104.21.2.68

🔷 AAAA Records (IPv6)#

2 records   53ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::6815:244 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::ac43:80db 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.2.68,172.67.128.219 ech=AEX+DQBBiQAgACCjK4KsoK2TMQeHUR2CGuplCmeOSZVK8MovuYrFbjBLVAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:244,2606:4700:3035::ac43:80db

📝 TXT Records#

2 records   248ms
TXT Record
google-site-verification=cowHezLtivvj5uyDvhkTy4UnXJOrU1dFykFxmKHN5yI
v=spf1 include:spf.simply.com -all

✉️ SPF#

PolicyRecord (kurabu.dk)
-all (hard fail) v=spf1 include:spf.simply.com -all

📨 DMARC#

PolicyRecord (_dmarc.kurabu.dk)
p=reject v=DMARC1; p=reject; rua=mailto:e40cb13f768a4de498fcfae4503aa154@dmarc-reports.cloudflare.net; pct=100; aspf=s; adkim=s

📬 MTA-STS#

209ms
CheckResult
Status🔒 Enforce
TXT record (_mta-sts)✓ Found
HTTPS policy✓ Valid
Modeenforce
Policy ID20251027
max_age86400s
Policy MXmx.simply.com

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records   50ms
FlagsTagValue
0 issue comodoca.com
0 issue digicert.com; cansignhttpexchanges=yes
0 issue letsencrypt.org
0 issue pki.goog; cansignhttpexchanges=yes
0 issue ssl.com
0 issuewild comodoca.com
0 issuewild digicert.com; cansignhttpexchanges=yes
0 issuewild letsencrypt.org
0 issuewild pki.goog; cansignhttpexchanges=yes
0 issuewild ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-15 22:57:08
www104.21.2.68 172.67.128.219 2606:4700:3033::6815:244 2606:4700:3035::ac43:80db (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
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: 1/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.kurabu.dk qBAZ-MZ1Uu8wg4kV-os__CDIZsT3IlY-zguX14NSdrM
TXT _acme-challenge.kurabu.dk ut7SnFpzvtAPen6pncVNzy7hnlANNQXqsXomdmtFlh0

🔗 TLSA / DANE#

2 records   91ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 A9D603AF4D7ED6B9246B4B68500CD6F2…
SMTP _25._tcp.mx.simply.com DANE-EE · SPKI · SHA-256 97A3BA009F39C761BFFB6574340E8138…

🔐 DNSSEC#

82ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial2414258965
Primary NS (MNAME)ethan.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-05 01:03:56
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2020-07-15
Expires2027-07-31 (287d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
41ms
A
40ms
MX
58ms
AAAA
53ms
TXT
248ms
CAA
50ms
HTTPS
35ms
TLSA
91ms
SOA
0ms
MTA-STS
209ms
DNSSEC
82ms
SRV
91ms
Total
980ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 22:57:07 2444ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-09 10:45:20 1614ms 2 NS 2 A 1 MX 🔒 Secure
2026-10-04 08:12:05 796ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-30 07:44:17 502ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-27 07:30:05 3525ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-24 06:36:28 895ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-23 04:58:14 1473ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-21 06:40:16 1477ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-14 17:06:23 4336ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-11 02:58:23 2766ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-07 22:49:09 shown 980ms 2 NS 2 A 1 MX 🔒 Secure
2026-09-03 21:28:17 662ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-19 00:25:24 3817ms 2 NS 2 A 1 MX 🔒 Secure
2026-08-17 21:46:32 9131ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-25 03:03:27 1773ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-24 02:56:41 20014ms 2 NS 2 A 1 MX 🔒 Secure
2026-07-02 16:14:28 1115ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-21 10:54:05 1336ms 2 NS 2 A 1 MX 🔒 Secure
2026-06-17 13:39:53 2976ms 2 NS 2 A 1 MX 🔒 Secure
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