creb.dk

📜 Historical scan 2026-06-24 12:09:50  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

creb.dk is a .dk domain served by 2 nameservers (algin.ns.cloudflare.com, ryleigh.ns.cloudflare.com). It was registered on 30 November 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.18.2.157 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.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   40ms
NameserverIP addressesPTRASN / ISP
algin.ns.cloudflare.com 108.162.193.61
172.64.33.61
173.245.59.61
2606:4700:58::adf5:3b3d
2803:f800:50::6ca2:c13d
2a06:98c1:50::ac40:213d		 algin.ns.cloudflare.com
algin.ns.cloudflare.com
algin.ns.cloudflare.com
—
algin.ns.cloudflare.com
algin.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ryleigh.ns.cloudflare.com 108.162.194.198
162.159.38.198
172.64.34.198
2606:4700:50::a29f:26c6
2803:f800:50::6ca2:c2c6
2a06:98c1:50::ac40:22c6		 ryleigh.ns.cloudflare.com
ryleigh.ns.cloudflare.com
ryleigh.ns.cloudflare.com
ryleigh.ns.cloudflare.com
ryleigh.ns.cloudflare.com
ryleigh.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   41ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.18.2.157 600s — AS13335 Cloudflare, Inc. 104.16.0.0/14 — —
104.18.3.157 600s — AS13335 Cloudflare, Inc. 104.16.0.0/14 — —

📧 MX Records#

2 records   34ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s eu-esec-01.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation
10 600s eu-esec-02.heimdalsecurity.com 20.50.183.144
20.50.183.146		 eu-esec-01.heimdalsecurity.com
eu-esec-01.heimdalsecurity.com		 AS8075 Microsoft Corporation
AS8075 Microsoft Corporation

🔷 AAAA Records (IPv6)#

2 records   61ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700::6812:29d 600s — AS13335 Cloudflare, Inc. 2606:4700:0:0:0:0:0:0/41 — —
2606:4700::6812:39d 600s — AS13335 Cloudflare, Inc. 2606:4700:0:0:0:0:0:0/41 — —

🔐 HTTPS Records#

1 records   55ms
PriorityTargetSvcParams
1 service . alpn="h2" ipv4hint=104.18.2.157,104.18.3.157 ipv6hint=2606:4700::6812:29d,2606:4700::6812:39d

📝 TXT Records#

2 records   179ms
TXT Record
MS=ms33172067
v=spf1 include:_spf4890.spfprotect.com -all

✉️ SPF#

PolicyRecord (creb.dk)
-all (hard fail) v=spf1 include:_spf4890.spfprotect.com -all

📨 DMARC#

PolicyRecord (_dmarc.creb.dk)
p=reject v=DMARC1; p=reject; rua=mailto:611e7677625a7@dmarc.centerasecurity.com;

📬 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 2026-10-15 06:28:51
www104.18.2.157 104.18.3.157 2606:4700::6812:29d 2606:4700::6812:39d (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

🔗 TLSA / DANE#

2 records   98ms
Service / OwnerTypeCert association
SMTP _25._tcp.eu-esec-01.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…
SMTP _25._tcp.eu-esec-02.heimdalsecurity.com DANE-EE · SPKI · SHA-256 2E8933DD6DB99304A5A9D5C4ECDE7B8E…

🔐 DNSSEC#

89ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

30ms
FieldValue
Serial2407137694
Primary NS (MNAME)algin.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-15 22:49:43
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2009-11-30
Expires2026-11-30 (43d)

🔗 Same registrant#

10 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).

DomainRegistrar
3aktiv.dkPunktum dk A/S (direct)
3aktive.dkPunktum dk A/S (direct)
c-r-gruppen.dkDANDOMAIN A/S
carl-ras-grp.dkDANDOMAIN A/S
carl-ras.dkPunktum dk A/S (direct)
carlras.dkPunktum dk A/S (direct)
cr-sikring.dkDANDOMAIN A/S
engros-beslag.dkPunktum dk A/S (direct)
professionelle-engroscentre.dkPunktum dk A/S (direct)
strox.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
40ms
A
41ms
MX
34ms
AAAA
61ms
TXT
179ms
CAA
86ms
HTTPS
55ms
TLSA
98ms
SOA
30ms
MTA-STS
66ms
DNSSEC
89ms
SRV
128ms
Total
943ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-15 06:28:51 1112ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-25 16:27:06 586ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-21 23:12:18 951ms 2 NS 2 A 0 MX 🔒 Secure
2026-09-15 00:36:19 701ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-28 02:06:39 578ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-07 17:48:02 1191ms 2 NS 2 A 0 MX 🔒 Secure
2026-08-03 18:24:54 8692ms 2 NS 2 A 0 MX 🔒 Secure
2026-07-16 14:40:03 1641ms 2 NS 2 A 2 MX 🔒 Secure
2026-07-12 07:06:10 9449ms 2 NS 2 A 2 MX 🔒 Secure
2026-06-24 12:09:50 shown 943ms 2 NS 2 A 2 MX 🔒 Secure
2026-06-22 18:33:43 991ms 2 NS 2 A 2 MX 🔒 Secure
2026-06-22 06:58:10 606ms 2 NS 2 A 2 MX 🔒 Secure
2026-06-16 22:56:12 742ms 2 NS 2 A 2 MX 🔒 Secure
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