rinzler.dk

📜 Historical scan 2026-08-03 15:47:24  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

rinzler.dk is a .dk domain served by 2 nameservers (lex.ns.cloudflare.com, mona.ns.cloudflare.com). It was registered on 3 May 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.26.26 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch and 1 more. 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   59ms
NameserverIP addressesPTRASN / ISP
lex.ns.cloudflare.com 108.162.193.196
172.64.33.196
173.245.59.196
2606:4700:58::adf5:3bc4
2803:f800:50::6ca2:c1c4
2a06:98c1:50::ac40:21c4		 lex.ns.cloudflare.com
lex.ns.cloudflare.com
lex.ns.cloudflare.com
lex.ns.cloudflare.com
lex.ns.cloudflare.com
lex.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
mona.ns.cloudflare.com 108.162.192.206
172.64.32.206
173.245.58.206
2606:4700:50::adf5:3ace
2803:f800:50::6ca2:c0ce
2a06:98c1:50::ac40:20ce		 mona.ns.cloudflare.com
mona.ns.cloudflare.com
mona.ns.cloudflare.com
mona.ns.cloudflare.com
mona.ns.cloudflare.com
mona.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   69ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.26.26 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.135.53 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

3 records   66ms
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
100 300s mail.rinzler.dk 212.47.232.248 248-232-47-212.instances.scw.cloud AS12876 Scaleway SAS

🔷 AAAA Records (IPv6)#

2 records   75ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3030::6815:1a1a 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3033::ac43:8735 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   91ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.26.26,172.67.135.53 ech=AEX+DQBB0gAgACC0NquZTDPBe9VvOCVt58HHEFS9ygL5CTrUjLaW6HrgYAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:1a1a,2606:4700:3033::ac43:8735

📝 TXT Records#

3 records   220ms
TXT Record
brevo-code:15072594afb4c0d377a259b22e02bafe
protonmail-verification=481e9f74f840a13b90fe69aafa4a01665ac221af
v=spf1 include:_spf.protonmail.ch mx ~all

✉️ SPF#

PolicyRecord (rinzler.dk)
~all (soft fail) v=spf1 include:_spf.protonmail.ch mx ~all

📨 DMARC#

PolicyRecord (_dmarc.rinzler.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 2026-10-22 00:51:21
www104.21.26.26 172.67.135.53 2606:4700:3030::6815:1a1a 2606:4700:3033::ac43:8735 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo

✍️ DKIM keys#

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

No problems found

🔏 ACME Challenge#

TypeNameValue
TXT _acme-challenge.rinzler.dk -kwPGIqUPpIj-buNKqKE7nVM31tZYK02xn5VvqMXoYU

🔗 TLSA / DANE#

4 records   173ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 6111A5698D23C89E09C36FF833C1487E…
SMTP _25._tcp.mail.protonmail.ch DANE-EE · SPKI · SHA-256 76BB66711DA416433CA890A5B2E5A053…
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#

158ms
CheckResult
Validation Status🔓 Insecure
AD Flag (resolver validates)✗ Not set
DS Record✗ Not found
DNSKEY Record✗ Not found
Flagsunsigned answer

🏷️ SOA#

0ms
FieldValue
Serial2410861118
Primary NS (MNAME)lex.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-21 08:04:28
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2013-05-03
Expires2027-05-31 (220d)

🔗 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).

DomainRegistrar
crpsupport.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
59ms
A
69ms
MX
66ms
AAAA
75ms
TXT
220ms
CAA
68ms
HTTPS
91ms
TLSA
173ms
SOA
0ms
MTA-STS
114ms
DNSSEC
158ms
SRV
130ms
Total
2799ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 00:51:21 863ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-28 01:03:40 1334ms 2 NS 2 A 3 MX 🔓 Insecure
2026-09-03 07:50:52 1274ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-27 17:24:06 1388ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-22 01:51:45 1843ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-21 01:35:22 10746ms 2 NS 2 A 3 MX 🔓 Insecure
2026-08-03 15:47:24 shown 2799ms 2 NS 2 A 3 MX 🔓 Insecure
2026-06-18 08:44:46 1028ms 2 NS 2 A 3 MX 🔓 Insecure
dhd.dk [/] search Domains, Hosts & DNS — .dk zone