sommer-feldinger.dk

📜 Historical scan 2026-07-07 04:18:49  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

sommer-feldinger.dk is a .dk domain served by 2 nameservers (sasha.ns.cloudflare.com, sean.ns.cloudflare.com). It was registered on 7 January 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.19.177 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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#

2 records   249ms
NameserverIP addressesPTRASN / ISP
sasha.ns.cloudflare.com 108.162.194.69
162.159.38.69
172.64.34.69
2606:4700:50::a29f:2645
2803:f800:50::6ca2:c245
2a06:98c1:50::ac40:2245		 sasha.ns.cloudflare.com
sasha.ns.cloudflare.com
sasha.ns.cloudflare.com
sasha.ns.cloudflare.com
sasha.ns.cloudflare.com
sasha.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
sean.ns.cloudflare.com 108.162.193.231
172.64.33.231
173.245.59.231
2606:4700:58::adf5:3be7
2803:f800:50::6ca2:c1e7
2a06:98c1:50::ac40:21e7		 sean.ns.cloudflare.com
sean.ns.cloudflare.com
sean.ns.cloudflare.com
sean.ns.cloudflare.com
sean.ns.cloudflare.com
sean.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.

🌍 A Records#

2 records   71ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.19.177 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.187.9 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

2 records   252ms
PriorityTTLMail ServerIP addressesPTRASN
10 300s mail.protonmail.ch 176.119.200.128
185.205.70.128
185.70.42.128		 mail.protonmail.ch
mail.protonmail.ch
mail.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG
20 300s mailsec.protonmail.ch 176.119.200.129
185.205.70.129
185.70.42.129		 mailsec.protonmail.ch
mailsec.protonmail.ch
mailsec.protonmail.ch		 AS62371 Proton AG
AS62371 Proton AG
AS62371 Proton AG

🔷 AAAA Records (IPv6)#

2 records   274ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:13b1 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::ac43:bb09 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   253ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.19.177,172.67.187.9 ech=AEX+DQBB6AAgACAN9mbfyypByeRC2FfbB6XfgIO4wrRKInzwJ6R1FBokdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:13b1,2606:4700:3033::ac43:bb09

📝 TXT Records#

2 records   369ms
TXT Record
protonmail-verification=14d5378e5c3f7b56257a2be5e8c7eac706064d38
v=spf1 include:_spf.protonmail.ch include:alias.proton.me ~all

✉️ SPF#

PolicyRecord (sommer-feldinger.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch include:alias.proton.me ~all

📨 DMARC#

PolicyRecord (_dmarc.sommer-feldinger.dk)
p=quarantine v=DMARC1; p=quarantine; pct=100; adkim=s; aspf=s

📬 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 2026-10-17 00:58:41
www104.21.19.177 172.67.187.9 2606:4700:3030::6815:13b1 2606:4700:3033::ac43:bb09 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

1 found
SelectorCNAMEKey
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: 3/10 · policy: ~all

No problems found

🔗 TLSA / DANE#

4 records   137ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mailsec.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…

🔐 DNSSEC#

307ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2408838528
Primary NS (MNAME)sasha.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-17 01:28:24
FieldValue
Registrarnordicway ApS
Registered2026-01-07
Expires2027-01-06 (74d)

🔗 Same registrant#

0 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).

No other domain with this registrant in our WHOIS data yet
📋 WHOIS#

⏱️ Lookup Timing#

NS
249ms
A
71ms
MX
252ms
AAAA
274ms
TXT
369ms
CAA
262ms
HTTPS
253ms
TLSA
137ms
SOA
0ms
MTA-STS
180ms
DNSSEC
307ms
SRV
146ms
Total
3938ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-17 00:58:41 4414ms 2 NS 2 A 2 MX 🔓 Insecure
2026-09-09 00:48:51 2208ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-26 22:10:41 994ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-09 20:11:39 4779ms 2 NS 2 A 2 MX 🔓 Insecure
2026-08-08 09:02:52 1796ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-30 05:48:28 16006ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-07 04:18:49 shown 3938ms 2 NS 2 A 2 MX 🔓 Insecure
2026-07-04 18:50:40 6293ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-26 01:06:38 1006ms 2 NS 2 A 2 MX 🔓 Insecure
2026-06-17 16:09:28 5560ms 2 NS 2 A 2 MX 🔓 Insecure
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