ca-sikring.dk

📜 Historical scan 2026-06-20 19:16:45  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ca-sikring.dk is a .dk domain served by 2 nameservers (cory.ns.cloudflare.com, tara.ns.cloudflare.com). It was registered on 6 October 2017 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.60.202 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx.simply.com. 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   35ms
NameserverIP addressesPTRASN / ISP
cory.ns.cloudflare.com 108.162.193.93
172.64.33.93
173.245.59.93
2606:4700:58::adf5:3b5d
2803:f800:50::6ca2:c15d
2a06:98c1:50::ac40:215d		 cory.ns.cloudflare.com
cory.ns.cloudflare.com
cory.ns.cloudflare.com
cory.ns.cloudflare.com
cory.ns.cloudflare.com
cory.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
tara.ns.cloudflare.com 108.162.192.225
172.64.32.225
173.245.58.225
2606:4700:50::adf5:3ae1
2803:f800:50::6ca2:c0e1
2a06:98c1:50::ac40:20e1		 tara.ns.cloudflare.com
tara.ns.cloudflare.com
tara.ns.cloudflare.com
tara.ns.cloudflare.com
tara.ns.cloudflare.com
tara.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   35ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.60.202 600s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.201.69 600s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

1 records   36ms
PriorityTTLMail ServerIP addressesPTRASN
10 600s mx.simply.com 94.231.106.20 mx.simply.com AS48854 team.blue Denmark A/S

🔷 AAAA Records (IPv6)#

2 records   39ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3036::6815:3cca 600s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::ac43:c945 600s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   35ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.60.202,172.67.201.69 ech=AEX+DQBBZwAgACB8MkD9IkXIScHP90pmctX+VcubFlOHleZ/exJUC+6UFQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::6815:3cca,2606:4700:3037::ac43:c945

📝 TXT Records#

4 records   199ms
TXT Record
facebook-domain-verification=dtfs75atrxrqxqeqd9g9isytxls614
google-site-verification=4qqUZpMFeFYL690Hgf1Xh3-nyaJL8hREThTTzVXN388
tm=921bed79-5b4e-4541-b82a-2dfcb6166c92
v=spf1 +a +mx +a:web2.bazzo.dk +include:spf.simply.com +include:spf.unoeuro.com +ip4:94.23.249.180 -all

✉️ SPF#

PolicyRecord (ca-sikring.dk)
-all (hard fail) v=spf1 +a +mx +a:web2.bazzo.dk +include:spf.simply.com +include:spf.unoeuro.com +ip4:94.23.249.180 -all

📨 DMARC#

PolicyRecord (_dmarc.ca-sikring.dk)
p=quarantine v=DMARC1; p=quarantine; rua=mailto:7a1234371c2b4845a150e025424b12d2@dmarc-reports.cloudflare.net,mailto:info@ca-sikring.dk; ruf=mailto:info@ca-sikring.dk; fo=0:1:d:s; pct=10; adkim=r; aspf=r

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

10 records   34ms
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 2026-10-10 12:40:08
www104.21.60.202 172.67.201.69 2606:4700:3034::ac43:c945 2606:4700:3035::6815:3cca (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

✍️ DKIM keys#

1 found
SelectorCNAMEKey
default — RSA · ~1024 bit below 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: 6/10 · policy: -all

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.ca-sikring.dk D71eRUruT7CVejLgXyNoRmwkmCNKEOm1XFTyTqpiViM

🔗 TLSA / DANE#

2 records   63ms
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#

71ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✓ Found
Flagsunsigned answer

🏷️ SOA#

34ms
FieldValue
Serial2406820692
Primary NS (MNAME)cory.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-10 13:03:56
FieldValue
RegistrarSimply.com A/S
Registered2017-10-06
Expires2026-10-31 (14d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
35ms
A
35ms
MX
36ms
AAAA
39ms
TXT
199ms
CAA
34ms
HTTPS
35ms
TLSA
63ms
SOA
34ms
MTA-STS
34ms
DNSSEC
71ms
SRV
112ms
Total
639ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-10 12:40:08 595ms 2 NS 2 A 1 MX 🔓 Insecure
2026-10-09 10:54:57 625ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-29 17:15:18 1236ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-24 16:26:34 9561ms 2 NS 2 A 1 MX 🔓 Insecure
2026-09-07 09:21:17 1520ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-27 21:24:21 1317ms 2 NS 2 A 1 MX 🔓 Insecure
2026-08-12 07:40:57 10095ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-19 00:37:10 1446ms 2 NS 2 A 1 MX 🔓 Insecure
2026-07-02 16:31:14 2883ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-26 03:45:53 1124ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-25 11:35:10 1191ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-20 19:16:45 shown 639ms 2 NS 2 A 1 MX 🔓 Insecure
2026-06-16 18:45:03 860ms 2 NS 2 A 1 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone