bysimson.dk

📜 Historical scan 2026-08-15 14:57:02  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bysimson.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 July 2026 (WHOIS) and first appeared in the .dk zone on 12 July 2026. Its website address 23.227.38.65 is hosted by Cloudflare, Inc. (AS13335) in Canada. Mail is handled by mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-cph3.g1i.one.com and 2 more. The zone is not DNSSEC-signed, 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   312ms
NameserverIP addressesPTRASN / ISP
ns01.one.com 195.206.121.10
2001:67c:28cc::10		 ns01.one.com
ns01.one.com		 AS197495 One.com A/S
AS197495 One.com A/S
ns02.one.com 185.10.11.10
2001:67c:3c0::10		 ns02.one.com
ns02.one.com		 AS51468 One.com A/S
AS51468 One.com A/S

🌍 A Records#

1 records   394ms
IPTTLPTRASNISP / OrgCIDRCountryCity
23.227.38.65 3600s myshopify.com AS13335 Cloudflare, Inc. 23.227.38.0/23 🇨🇦 Canada Ottawa

📧 MX Records#

4 records   359ms
PriorityTTLMail ServerIP addressesPTRASN
10 10800s mx1.mailpod16-cph3.g1i.one.com 5.249.232.33 mx1.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx2.mailpod16-cph3.g1i.one.com 5.249.232.34 mx2.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx3.mailpod16-cph3.g1i.one.com 5.249.232.35 mx3.mailpod16-cph3.g1i.one.com AS51468 One.com A/S
10 10800s mx4.mailpod16-cph3.g1i.one.com 5.249.232.36 mx4.mailpod16-cph3.g1i.one.com AS51468 One.com A/S

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   910ms
TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

PolicyRecord (bysimson.dk)
~all (soft fail) v=spf1 include:_custspf.one.com ~all

📨 DMARC#

PolicyRecord (_dmarc.bysimson.dk)
p=reject v=DMARC1; p=reject

📬 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 04:46:15
www CNAMEshops.myshopify.com (all on myshopify.com)
www vs bare domainSame network
bysimson.dk: 23.227.38.65 (AS13335)
www.bysimson.dk: 23.227.38.74 2620:127:f00f:e:: (AS13335)
WildcardNo
Denial of existenceNSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   312ms
Service / OwnerTypeCert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com DANE-EE · SPKI · SHA-256 24689A1B29BE70163B6DCF262497B6EC…

🔐 DNSSEC#

678ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2026081404
Primary NS (MNAME)ns01.one.com
Responsible (RNAME)hostmaster@one.com
Refresh14400s
Retry3600s
Expire1209600s
Minimum (neg-cache TTL)600s

📋 Registration#

WHOIS fetched 2026-10-18 05:22:51
FieldValue
RegistrarONE.COM A/S
Registered2026-07-11
Expires2027-07-10 (263d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
312ms
A
394ms
MX
359ms
AAAA
368ms
TXT
910ms
CAA
327ms
HTTPS
314ms
TLSA
312ms
SOA
0ms
MTA-STS
518ms
DNSSEC
678ms
SRV
420ms
Total
4726ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-18 04:46:15 593ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-26 07:03:25 635ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-18 13:50:52 733ms 2 NS 1 A 4 MX 🔒 Secure
2026-09-12 20:44:29 547ms 2 NS 1 A 4 MX 🔓 Insecure
2026-08-28 04:28:44 771ms 2 NS 1 A 4 MX 🔓 Insecure
2026-08-26 23:37:50 697ms 2 NS 1 A 4 MX 🔓 Insecure
2026-08-24 17:49:20 616ms 2 NS 1 A 4 MX 🔓 Insecure
2026-08-21 15:58:08 890ms 2 NS 1 A 4 MX 🔓 Insecure
2026-08-16 23:17:17 976ms 2 NS 1 A 4 MX 🔓 Insecure
2026-08-15 14:57:02 shown 4726ms 2 NS 1 A 4 MX 🔓 Insecure
2026-08-10 16:12:21 3988ms 2 NS 1 A 4 MX 🔓 Insecure
2026-07-27 13:27:55 4474ms 2 NS 1 A 1 MX 🔓 Insecure
2026-07-26 12:42:25 562ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-25 12:18:47 2639ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-24 12:05:15 603ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-23 11:30:55 686ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-22 03:00:34 651ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-20 15:13:53 569ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-19 10:17:35 755ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-18 09:40:03 915ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-16 16:53:51 9682ms 1 NS 0 A 0 MX ❓ Unknown
2026-07-12 08:34:34 2352ms 1 NS 0 A 0 MX ❓ Unknown
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