bydolphin.dk

Records from scan: 2026-10-03 06:28:16 · 1172ms total · last checked 2026-10-17 11:34 (unchanged)

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

bydolphin.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 23 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.55.17.104 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by bydolphin-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

3 records 53ms

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 60ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
162.55.17.104	3600s	static.104.17.55.162.clients.your-server.de	AS24940	Hetzner Online GmbH	162.55.0.0/16	🇩🇪 Germany	Falkenstein

📧 MX Records#

1 records 33ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	3600s	bydolphin-dk.mail.protection.outlook.com	2a01:111:f403:c967::a 2a01:111:f403:ca09::22 2a01:111:f403:ca09::a 2a01:111:f403:ca48::8 52.101.185.24 52.101.68.21 52.101.68.25 52.101.91.159	mail-cpjpr05cu00102.inbound.protection.outlook.com mail-am7pr02cu00302.inbound.protection.outlook.com mail-am7pr02cu00202.inbound.protection.outlook.com mail-miypr02cu00100.inbound.protection.outlook.com mail-zrxpr07cu00100.inbound.protection.outlook.com mail-db4pr02cu00205.inbound.protection.outlook.com mail-db8pr02cu00101.inbound.protection.outlook.com mail-matpr04cu00207.inbound.protection.outlook.com	AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	autodiscover.outlook.com → 52.98.154.136
🔶 Autoconfig	maildiscover.simply.com → 94.231.108.222

🔷 AAAA Records (IPv6)#

1 records 31ms

IPv6 Address	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
2a01:4f8:2190:2797::2	3600s	—	AS24940	Hetzner Online GmbH	2a01:4f8:0:0:0:0:0:0/31	🇩🇪 Germany	Falkenstein

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

🔌 SRV Records#

1 records 66ms

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

📝 TXT Records#

4 records 151ms

TXT Record
google-site-verification=lIjPd2gNK9o0JYrFEke_ZFqEpU9d979nGe_mnGwVEe4
mandrill_verify.OfIjNvW3dDLKLw8B_oEsVg
MS=ms84029112
v=spf1 include:spf.protection.outlook.com include:mailgun.org -all

✉️ SPF#

Policy	Record (bydolphin.dk)
-all (hard fail)	v=spf1 include:spf.protection.outlook.com include:mailgun.org -all

📨 DMARC#

Policy	Record (_dmarc.bydolphin.dk)
p=reject	v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.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#

checked 2026-10-08 11:50:35

www	162.55.17.104 2a01:4f8:2190:2797::2 (AS24940) (address records, no CNAME)
www vs bare domain	Same network bydolphin.dk: 162.55.17.104 2a01:4f8:2190:2797::2 (AS24940) www.bydolphin.dk: 162.55.17.104 2a01:4f8:2190:2797::2 (AS24940)
Wildcard	Yes: any name under the zone resolves
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#

2 found

Selector	CNAME	Key
selector1	selector1-bydolphin-dk._domainkey.hotelherning.onmicrosoft.com	RSA · ~2048 bit
selector2	selector2-bydolphin-dk._domainkey.hotelherning.onmicrosoft.com	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: 6/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

93ms

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

🏷️ SOA#

29ms

Field	Value
Serial	2026100200
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 2026-10-16 00:47:10

Field	Value
Registrar	Simply.com A/S
Registered	2024-10-23
Expires	2027-10-22 (369d)

🔗 Same registrant#

1 domain

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).

Domain	Registrar
dolphinfamilien.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

53ms

60ms

33ms

AAAA

31ms

TXT

151ms

CAA

54ms

HTTPS

75ms

TLSA

643ms

SOA

29ms

MTA-STS

58ms

DNSSEC

93ms

SRV

66ms

Total

1172ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-03 06:28:16 shown	1172ms	3 NS 1 A 1 MX	🔒 Secure
2026-10-01 06:20:22	1079ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-28 14:02:59	1929ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-26 02:14:09	1008ms	3 NS 1 A 1 MX	🔒 Secure
2026-06-25 19:09:34	2147ms	3 NS 1 A 0 MX	🔒 Secure
2026-06-24 05:13:30	886ms	3 NS 1 A 1 MX	⚠️ Bogus
2026-06-16 18:05:55	781ms	3 NS 1 A 1 MX	🔒 Secure