vonderfehr.dk

📜 Historical scan 2026-06-18 05:10:57 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

vonderfehr.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It was registered on 13 August 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 193.200.90.180 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mail.vonderfehr.dk, mx4.spamfri.dk and 3 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#

3 records 40ms

Nameserver	IP addresses	PTR	ASN / ISP
ns1.e-studio.dk	195.242.131.5 2001:67c:564:fffc::11	ns1.e-studio.dk ns1.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
ns2.e-studio.dk	2a00:1b18:2:3::2 62.69.152.34	ns2.e-studio.dk 34.34-46.152.69.62.in-addr.arpa	AS47527 DLX A/S AS47527 DLX A/S
ns3.e-studio.dk	193.200.90.183 2001:67c:564:fffc::13	ns3.e-studio.dk ns3.e-studio.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS

🌍 A Records#

1 records 80ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
193.200.90.180	—	web8.e-studio.dk	AS62121	Christian Ebsen ApS	193.200.90.0/23	🇩🇰 Denmark	—

📧 MX Records#

5 records 80ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	mail.vonderfehr.dk	193.200.90.180	web8.e-studio.dk	AS62121 Christian Ebsen ApS
10	—	mx4.spamfri.dk	193.200.91.108 2001:67c:564:fffd::4001	mx4.spamfri.dk mx4.spamfri.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
20	—	mx2.spamfri.dk	193.200.91.109 2001:67c:564:fffd::2001	mx2.spamfri.dk mx2.spamfri.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS
30	—	mx3.spamfri.dk	2a00:1b18:2:3:fe::2 62.69.152.43 62.69.152.43	mx3.spamfri.dk 43.34-46.152.69.62.in-addr.arpa mx3.spamfri.dk	AS47527 DLX A/S AS47527 DLX A/S AS47527 DLX A/S
40	—	mx1.spamfri.dk	195.242.131.16 2001:67c:564:fffd::1001	mx1.spamfri.dk mx1.spamfri.dk	AS62121 Christian Ebsen ApS AS62121 Christian Ebsen ApS

📧 Autodiscover / Autoconfig#

Service	CNAME / IP
🔷 Autodiscover	atollon.hostingnet.dk → 193.200.90.180
🔶 Autoconfig	atollon.hostingnet.dk → 193.200.90.180

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records 288ms

TXT Record
v=spf1 +a +mx +ip4:193.200.90.180 include:_spf.e-studio.dk +include:_spf.hostingnet.dk -all

✉️ SPF#

Policy	Record (vonderfehr.dk)
-all (hard fail)	v=spf1 +a +mx +ip4:193.200.90.180 include:_spf.e-studio.dk +include:_spf.hostingnet.dk -all

📨 DMARC#

Policy	Record (_dmarc.vonderfehr.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 02:04:17

www CNAME	vonderfehr.dk (all on vonderfehr.dk) → 193.200.90.180 (AS62121)
www vs bare domain	Same network vonderfehr.dk: 193.200.90.180 (AS62121) www.vonderfehr.dk: 193.200.90.180 (AS62121)
Wildcard	No
Denial of existence	NSEC3 · 7 iterations · 8-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEY	None 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

1 found

Selector	CNAME	Key
default	—	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: 4/10 · policy: -all

error include:_spf.hostingnet.dk has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)

🔗 TLSA / DANE#

4 records 133ms

Service / Owner	Type	Cert association
SMTP _25._tcp.mx1.spamfri.dk	DANE-EE · SPKI · SHA-256	884451547A03D0AC2F628D943839BAA6…
SMTP _25._tcp.mx2.spamfri.dk	DANE-EE · SPKI · SHA-256	6598C93F79B95376BB8099E9AC862167…
SMTP _25._tcp.mx3.spamfri.dk	DANE-EE · SPKI · SHA-256	BBFB0694919290E5BC9D6E2C6F47D846…
SMTP _25._tcp.mx4.spamfri.dk	DANE-EE · SPKI · SHA-256	4EE743A99328AEF5142706CA5FD3AD61…

🔐 DNSSEC#

71ms

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

🏷️ SOA#

79ms

Field	Value
Serial	2026052402
Primary NS (MNAME)	ns1.e-studio.dk
Responsible (RNAME)	hostmaster@mailrelay.e-studio.dk
Refresh	3600s
Retry	1800s
Expire	1209600s
Minimum (neg-cache TTL)	86400s

📋 Registration#

WHOIS fetched 2026-10-18 15:05:14

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2005-08-13
Expires	2027-08-31 (315d)

🔗 Same registrant#

8 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
bomedenko.dk	Punktum dk A/S (direct)
deathdispatcher.dk	Punktum dk A/S (direct)
logfit.dk	Punktum dk A/S (direct)
officechili.dk	Punktum dk A/S (direct)
sexoholic.dk	Punktum dk A/S (direct)
skyhigh.dk	dns.services ApS
sofasiden.dk	Punktum dk A/S (direct)
travelpedia.dk	Punktum dk A/S (direct)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

80ms

AAAA

39ms

TXT

288ms

CAA

27ms

HTTPS

39ms

TLSA

133ms

SOA

79ms

MTA-STS

76ms

DNSSEC

71ms

SRV

123ms

Total

1052ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-08 02:04:17	2978ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-27 16:36:09	678ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-23 21:08:44	805ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-20 07:08:23	661ms	3 NS 1 A 5 MX	🔓 Insecure
2026-09-11 15:39:54	626ms	3 NS 1 A 5 MX	🔓 Insecure
2026-08-26 23:41:53	843ms	3 NS 1 A 5 MX	🔓 Insecure
2026-07-24 17:53:41	1241ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-25 11:25:20	3325ms	3 NS 0 A 5 MX	🔓 Insecure
2026-06-20 22:37:40	625ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-20 05:44:33	2784ms	3 NS 1 A 5 MX	🔓 Insecure
2026-06-18 05:10:57 shown	1052ms	3 NS 1 A 5 MX	🔓 Insecure