holmsoe.dk

📜 Historical scan 2026-06-17 13:59:59 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

holmsoe.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 22 January 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 212.97.141.188 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by holmsoe-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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#

4 records 183ms

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
ns4.simply.com	91.197.248.80	ns4.simply.com	AS48854 team.blue Denmark A/S

🌍 A Records#

1 records 167ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
212.97.141.188	—	web19.curanet.dk	AS48854	team.blue Denmark A/S	212.97.140.0/22	🇩🇰 Denmark	—

📧 MX Records#

1 records 157ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
0	—	holmsoe-dk.mail.protection.outlook.com	2a01:111:f403:ca09::8 2a01:111:f403:ca09::9 2a01:111:f403:ca09::b 2a01:111:f403:ca09::c 52.101.68.18 52.101.68.3 52.101.68.32 52.101.73.15	mail-as2pr05cu00100.inbound.protection.outlook.com mail-as8pr04cu00801.inbound.protection.outlook.com mail-am7pr05cu00103.inbound.protection.outlook.com mail-as8pr05cu00304.inbound.protection.outlook.com mail-db4pr02cu00302.inbound.protection.outlook.com mail-db7pr03cu00403.inbound.protection.outlook.com mail-db3pr0202cu00200.inbound.protection.outlook.com mail-am9pr04cu00107.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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

3 records 288ms

TXT Record
brevo-code:9d40d577ff58a1271b083fc40daa614a
google-site-verification=tnhKf5bOMtB20jtPToNNb7fAJiFuEwUDaio1v0ScZDk
v=spf1 ip4:85.81.166.74 include:spf.protection.outlook.com -all

✉️ SPF#

Policy	Record (holmsoe.dk)
-all (hard fail)	v=spf1 ip4:85.81.166.74 include:spf.protection.outlook.com -all

📨 DMARC#

Policy	Record (_dmarc.holmsoe.dk)
p=none (monitor only)	v=DMARC1; p=none; rua=mailto:rua@dmarc.brevo.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 2026-10-12 20:21:40

www CNAME	holmsoe.dk.web19.curanetserver.dk (all on curanetserver.dk) → 212.97.141.188 (AS48854)
www vs bare domain	Same network holmsoe.dk: 212.97.141.188 (AS48854) www.holmsoe.dk: 212.97.141.188 (AS48854)
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
mail	—	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: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

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

🔐 DNSSEC#

322ms

Check	Result
Validation Status	⚠️ Bogus
AD Flag (resolver validates)	✗ Not set
DS Record	✓ Found
DNSKEY Record	✓ Found
Flags	resolution failed: insecurity proof failed

🏷️ SOA#

150ms

Field	Value
Serial	2025121801
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 2026-10-12 20:45:28

Field	Value
Registrar	Simply.com A/S
Registered	2021-01-22
Expires	2027-01-31 (104d)

🔗 Same registrant#

3 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).

Domain	Registrar
aktivvoksen.dk	Simply.com A/S
boligresort.dk	Simply.com A/S
boligresorts.dk	Simply.com A/S

📋 WHOIS#

⏱️ Lookup Timing#

183ms

167ms

157ms

AAAA

181ms

TXT

288ms

CAA

156ms

HTTPS

149ms

TLSA

387ms

SOA

150ms

MTA-STS

151ms

DNSSEC

322ms

SRV

0ms

Total

2949ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-12 20:21:39	1245ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-09 11:53:56	1078ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-08 05:45:53	895ms	4 NS 1 A 1 MX	🔒 Secure
2026-10-01 23:38:02	1872ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-27 21:32:23	1282ms	4 NS 1 A 1 MX	🔒 Secure
2026-08-26 15:57:29	993ms	4 NS 1 A 1 MX	🔒 Secure
2026-07-02 13:30:22	2964ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-20 04:40:08	2573ms	4 NS 1 A 1 MX	🔒 Secure
2026-06-17 13:59:59 shown	2949ms	4 NS 1 A 1 MX	⚠️ Bogus