simac.dk

📜 Historical scan 2026-09-30 04:29:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

simac.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 3.126.204.255 is hosted by Amazon.com, Inc. (AS16509) in Germany. Mail is handled by dk.mx1.mailanyone.net, dk.mx2.mx25.net and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 31ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.curanet.dk	185.25.141.12 2a02:2339:4006:108::123	ns1.curanet.dk ns1.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.curanet.dk	2a02:2339:1:10f::123:123 91.197.248.75	ns2.curanet.dk ns2.curanet.dk	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 32ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
3.126.204.255	3600s	ec2-3-126-204-255.eu-central-1.compute.amazonaws.com	AS16509	Amazon.com, Inc.	3.96.0.0/11	🇩🇪 Germany	Frankfurt am Main

📧 MX Records#

4 records 31ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	300s	dk.mx1.mailanyone.net	192.162.219.155 2a01:77c0:1619:4100:6fa6:1315:2bd2:51cd	mx41.electric.net mx11.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
20	300s	dk.mx2.mx25.net	192.162.219.49	mx41.electric.net	AS16509 Amazon.com, Inc.
30	300s	dk.mx3.mailanyone.net	192.162.219.255 2a01:77c0:1619:4101:d99:c22:fb4d:290e	mx41.electric.net mx10.electric.net	AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc.
40	300s	dk.mx4.mx25.net	192.162.219.255	mx41.electric.net	AS16509 Amazon.com, Inc.

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	37.49.131.108
🔶 Autoconfig	3.126.204.255

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 40ms

Service	Priority	Weight	Port	Target
_sipfederationtls._tcp	100	1	5061	sipfed.online.lync.com

📝 TXT Records#

10 records 138ms

TXT Record
_v50di5cdjiwgn3xg10m5y9b2o2e2buf
apple-domain-verification=HBrFTSoOPdXSjr1y
autodesk-domain-verification=hKE8MIDcsgGKmeLB-RMD
F9AF9667444EFB6BDB2C78F1C4E66AF6
globalsign-domain-verification=A95F884592665A3572B1910EC24555C9
IpA02AEMrl0DeLpocb4DU8StdiH5CHf2smusGVPF9UDxyFiHXAd/o7dC2RR1wFm6TFVJhuUhZAHtz+tD7avfHw==
MS=ms49445432
nitro-verification-code=NDcwNzY1MDM3NjE1MTgxMjA1Mg==
openai-domain-verification=dv-YwGLQTPVwTEfXpyVBgRDvMht
v=spf1 include:spf.mailanyone.net include:spf.protection.outlook.com ip4:131.165.73.4 include:spf.unoeuro.com ip4:64.111.111.145 ip4:4.223.162.51 ip4:194.182.2.244 -all

✉️ SPF#

Policy	Record (simac.dk)
-all (hard fail)	v=spf1 include:spf.mailanyone.net include:spf.protection.outlook.com ip4:131.165.73.4 include:spf.unoeuro.com ip4:64.111.111.145 ip4:4.223.162.51 ip4:194.182.2.244 -all

📨 DMARC#

Policy	Record (_dmarc.simac.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:tjmpklk7@ag.eu.dmarcian.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 2026-10-01 02:39:14

www	Address record (no CNAME)
Wildcard	Yes: any name under the zone resolves
Denial of existence	NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

2 found

Selector	CNAME	Key
s1	s1.domainkey.u2685664.wl165.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u2685664.wl165.sendgrid.net	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: 4/10 · policy: -all

No problems found

🔏 ACME Challenge#

Type	Name	Value
CNAME	_acme-challenge.simac.dk	5c3b9082-cecb-46aa-9ab0-aa8e0db91459.trustzonevalidation.com

🔗 TLSA / DANE#

8 records 155ms

Service / Owner	Type	Cert association
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx1.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx2.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx3.mailanyone.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx3.mailanyone.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…
SMTP _25._tcp.dk.mx4.mx25.net	DANE-EE · Full cert · SHA-256	1AAAC405385DEB66C25E43D629569F6C…
SMTP _25._tcp.dk.mx4.mx25.net	DANE-EE · Full cert · SHA-256	443DFE296DAC92DD311766BAD0B04CC7…

🔐 DNSSEC#

44ms

Check	Result
Validation Status	🔒 Secure
AD Flag (resolver validates)	✓ Set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	fully validated

🏷️ SOA#

0ms

Field	Value
Serial	2026082403
Primary NS (MNAME)	ns1.curanet.dk
Responsible (RNAME)	hostmaster@curanet.dk
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	300s

📋 Registration#

✗ No registration data yet — queued for a WHOIS lookup

📋 WHOIS#

⏱️ Lookup Timing#

31ms

32ms

31ms

AAAA

30ms

TXT

138ms

CAA

38ms

HTTPS

40ms

TLSA

155ms

SOA

0ms

MTA-STS

42ms

DNSSEC

44ms

SRV

40ms

Total

600ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-01 02:39:14	991ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-30 04:29:57 shown	600ms	2 NS 1 A 4 MX	🔒 Secure
2026-09-24 14:32:17	928ms	2 NS 1 A 4 MX	🔒 Secure
2026-08-24 15:31:01	1529ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-24 05:17:00	947ms	2 NS 1 A 4 MX	🔒 Secure
2026-06-22 19:16:02	1107ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-18 11:10:31	1470ms	2 NS 1 A 4 MX	🔒 Secure