o16.dk

📜 Historical scan 2026-06-17 22:29:00 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

o16.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 31 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.227.38.65 is hosted by Cloudflare, Inc. (AS13335) in Canada. Mail is handled by smtp.google.com. 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#

3 records 173ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.simply.com	2a02:2339:1:15c::4562:4562 91.197.248.78	ns1.simply.com ns1.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns2.simply.com	185.25.141.15 2a02:2339:4006:101::4562:4562	ns2.simply.com ns2.simply.com	AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S
ns3.simply.com	91.197.248.79	ns3.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 353ms

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

📧 MX Records#

1 records 480ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
1	—	smtp.google.com	142.250.147.26 142.250.147.27 142.251.9.26 142.251.9.27 2a00:1450:4025:c01::1a 2a00:1450:4025:c01::1b 2a00:1450:4025:c03::1a 2a00:1450:4025:c03::1b	rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net rd-in-f26.1e100.net rd-in-f27.1e100.net rc-in-f26.1e100.net rc-in-f27.1e100.net	AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC AS15169 Google LLC

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔶 Autoconfig	shops.myshopify.com → 23.227.38.74

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 823ms

Service	Priority	Weight	Port	Target
_autodiscover._tcp	10	10	443	maildiscover.simply.com

📝 TXT Records#

3 records 938ms

TXT Record
google-site-verification=msCfPHDMwKVtuep17VD-4fd3nISuvv8yjKPbLtREkIo
klaviyo-site-verification=X8x5wX
v=spf1 include:_spf.google.com include:spf.simply.com ~all

✉️ SPF#

Policy	Record (o16.dk)
~all (soft fail)	v=spf1 include:_spf.google.com include:spf.simply.com ~all

📨 DMARC#

Policy	Record (_dmarc.o16.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 2026-10-08 05:16:54

www	23.227.38.65 (AS13335) (address records, no CNAME)
www vs bare domain	Same network o16.dk: 23.227.38.65 (AS13335) www.o16.dk: 23.227.38.65 (AS13335)
Wildcard	No
Denial of existence	NSEC zone can be walked (all names enumerable)
CDS / CDNSKEY	Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
google	—	RSA · ~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: 2/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

875ms

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

🏷️ SOA#

269ms

Field	Value
Serial	2026051901
Primary NS (MNAME)	ns1.simply.com
Responsible (RNAME)	hostmaster@simply.com
Refresh	14400s
Retry	3600s
Expire	1209600s
Minimum (neg-cache TTL)	3600s

📋 Registration#

WHOIS fetched 2026-10-03 03:56:57

Field	Value
Registrar	Simply.com A/S
Registered	2024-10-31
Expires	2026-10-30 (9d)

📋 WHOIS#

⏱️ Lookup Timing#

173ms

353ms

480ms

AAAA

403ms

TXT

938ms

CAA

187ms

HTTPS

166ms

TLSA

1314ms

SOA

269ms

MTA-STS

551ms

DNSSEC

875ms

SRV

823ms

Total

10706ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 03:29:49	418ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-30 03:20:32	513ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-20 15:29:10	799ms	3 NS 1 A 1 MX	🔒 Secure
2026-09-10 19:29:52	9746ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-15 01:31:53	986ms	3 NS 1 A 1 MX	🔒 Secure
2026-07-02 20:00:31	724ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 15:29:28	520ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-23 03:53:14	1136ms	0 NS 0 A 0 MX	❓ Unknown
2026-06-20 17:44:08	1382ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 23:38:37	13764ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-17 22:29:00 shown	10706ms	3 NS 1 A 1 MX	🔒 Secure