sofieb.dk

📜 Historical scan 2026-06-17 11:48:42 · ← Latest scan

⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sofieb.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 October 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.242.131.64 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx1.spamfri.dk, mx2.spamfri.dk. 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 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 34ms

IP	TTL	PTR	ASN	ISP / Org	CIDR	Country	City
195.242.131.64	—	web2.e-studio.dk	AS62121	Christian Ebsen ApS	195.242.130.0/23	🇩🇰 Denmark	—

📧 MX Records#

2 records 39ms

Priority	TTL	Mail Server	IP addresses	PTR	ASN
10	—	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
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

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

2 records 138ms

TXT Record
klaviyo-site-verification=X2wiAB
v=spf1 include:_spf.e-studio.dk include:servers.mcsv.net include:sendgrid.net include:_spf.simplero.com-all

✉️ SPF#

Policy	Record (sofieb.dk)
no all — incomplete SPF	v=spf1 include:_spf.e-studio.dk include:servers.mcsv.net include:sendgrid.net include:_spf.simplero.com-all

📨 DMARC#

Policy	Record (_dmarc.sofieb.dk)
p=none (monitor only)	v=DMARC1; p=none;
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+crd9o4rxtsd@dmarc.postmarkapp.com; sp=none; aspf=r;
p=none (monitor only)	v=DMARC1; p=none; pct=100; rua=mailto:re+g2h9x1k8uxj@dmarc.postmarkapp.com; sp=none; aspf=r;

📬 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 00:36:07

www CNAME	sofieb.dk (all on sofieb.dk) → 195.242.131.64 (AS62121)
www vs bare domain	Same network sofieb.dk: 195.242.131.64 (AS62121) www.sofieb.dk: 195.242.131.64 (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#

4 found

Selector	CNAME	Key
default	—	RSA · ~2048 bit
k1	dkim.mcsv.net	RSA · ~1024 bit below 2048 bit
s1	s1.domainkey.u5155.wl156.sendgrid.net	RSA · ~2048 bit
s2	s2.domainkey.u5155.wl156.sendgrid.net	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: 5/10 · policy: none

error include:_spf.simplero.com-all has no SPF record: receivers that reach it return permerror (RFC 7208 §5.2)
warn No "all" and no redirect: mail from unlisted servers gets a neutral result

🔗 TLSA / DANE#

2 records 216ms

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…

🔐 DNSSEC#

108ms

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

🏷️ SOA#

32ms

Field	Value
Serial	2026052401
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 2026-10-05 19:45:46

Field	Value
Registrar	Punktum dk A/S (direct)
Registered	2010-10-13
Expires	2026-10-31 (14d)

📋 WHOIS#

⏱️ Lookup Timing#

40ms

34ms

39ms

AAAA

35ms

TXT

138ms

CAA

36ms

HTTPS

34ms

TLSA

216ms

SOA

32ms

MTA-STS

60ms

DNSSEC

108ms

SRV

0ms

Total

1075ms

🕐 Scan History#

Scanned At	Duration	Records	DNSSEC
2026-10-05 19:39:00	3254ms	3 NS 1 A 2 MX	🔒 Secure
2026-10-02 19:29:23	491ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-29 19:08:55	486ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-25 03:01:05	527ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-24 03:29:14	627ms	3 NS 1 A 2 MX	🔒 Secure
2026-09-21 06:10:05	550ms	3 NS 1 A 2 MX	🔒 Secure
2026-08-26 16:41:24	906ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-25 13:04:27	8974ms	3 NS 1 A 2 MX	🔒 Secure
2026-07-20 18:33:22	949ms	3 NS 1 A 2 MX	🔒 Secure
2026-06-17 11:48:42 shown	1075ms	3 NS 1 A 2 MX	🔒 Secure