bysimson.dk

📜 Historical scan 2026-09-12 20:44:29 · ← 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 30ms

Nameserver	IP addresses	PTR	ASN / 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 35ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
23.227.38.65	3600s	myshopify.com	AS13335	Cloudflare, Inc.	23.227.38.0/23	🇨🇦 Canada	Ottawa

📧 MX Records#

4 records 43ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
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 153ms

TXT Record
v=spf1 include:_custspf.one.com ~all

✉️ SPF#

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

📨 DMARC#

Policy	Record (_dmarc.bysimson.dk)
p=none (monitor only)	v=DMARC1; p=none

📬 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 CNAME	shops.myshopify.com (all on myshopify.com) → 23.227.38.74 2620:127:f00f:e:: (AS13335)
www vs bare domain	Same network bysimson.dk: 23.227.38.65 (AS13335) www.bysimson.dk: 23.227.38.74 2620:127:f00f:e:: (AS13335)
Wildcard	No
Denial of existence	NSEC3 · 0 iterations · no salt RFC 9276 ✓
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records 61ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	2362DFAC1BB9F66402E0636BDEF478E5…
SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com	DANE-EE · SPKI · SHA-256	2362DFAC1BB9F66402E0636BDEF478E5…

🔐 DNSSEC#

70ms

Check	Result
Validation Status	🔓 Insecure
AD Flag (resolver validates)	✗ Not set
DS Record	✗ Not found
DNSKEY Record	✗ Not found
Flags	unsigned answer

🏷️ SOA#

0ms

Field	Value
Serial	2026082301
Primary NS (MNAME)	ns01.one.com
Responsible (RNAME)	hostmaster@one.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	600s

📋 Registration#

WHOIS fetched 2026-10-18 05:22:51

Field	Value
Registrar	ONE.COM A/S
Registered	2026-07-11
Expires	2027-07-10 (264d)

🔗 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#

30ms

35ms

43ms

AAAA

34ms

TXT

153ms

CAA

37ms

HTTPS

33ms

TLSA

61ms

SOA

0ms

MTA-STS

55ms

DNSSEC

70ms

SRV

67ms

Total

547ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
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 shown	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	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