ventzel.dk

📜 Historical scan 2026-06-18 06:50:54  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

ventzel.dk is a .dk domain served by 2 nameservers (aldo.ns.cloudflare.com, christina.ns.cloudflare.com). It was registered on 1 August 2000 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.20.166 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, 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   35ms
NameserverIP addressesPTRASN / ISP
aldo.ns.cloudflare.com 108.162.195.248
162.159.44.248
172.64.35.248
2606:4700:58::a29f:2cf8
2803:f800:50::6ca2:c3f8
2a06:98c1:50::ac40:23f8		 aldo.ns.cloudflare.com
aldo.ns.cloudflare.com
aldo.ns.cloudflare.com
aldo.ns.cloudflare.com
aldo.ns.cloudflare.com
aldo.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
christina.ns.cloudflare.com 108.162.194.193
162.159.38.193
172.64.34.193
2606:4700:50::a29f:26c1
2803:f800:50::6ca2:c2c1
2a06:98c1:50::ac40:22c1		 christina.ns.cloudflare.com
christina.ns.cloudflare.com
christina.ns.cloudflare.com
christina.ns.cloudflare.com
christina.ns.cloudflare.com
christina.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   57ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.20.166 — — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.193.55 — — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

7 records   51ms
PriorityTTLMail ServerIP addressesPTRASN
10 — aspmx.l.google.com 142.251.127.26
2a00:1450:4025:c03::1a		 lcfrai-in-f26.1e100.net
rc-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
20 — alt1.aspmx.l.google.com 192.178.211.27
2a00:1450:4010:c22::1b		 lcbomp-in-f27.1e100.net
yulpptr-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
20 — alt2.aspmx.l.google.com 108.177.125.27
2404:6800:4003:c26::1a		 tp-in-f27.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
30 — aspmx2.googlemail.com 192.178.211.26
2404:6800:4000:1025::1a		 lcbomp-in-f26.1e100.net
lcbomp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
30 — aspmx3.googlemail.com 172.253.158.26
2404:6800:4003:c26::1a		 so-in-f26.1e100.net
so-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
30 — aspmx4.googlemail.com 108.177.125.27
2404:6800:4000:1025::1a		 tp-in-f27.1e100.net
lcbomp-in-f26.1e100.net		 AS15169 Google LLC
AS15169 Google LLC
30 — aspmx5.googlemail.com 192.178.230.26
2404:6800:400b:c01b::1b		 yunrtab-in-f26.1e100.net
yunrtab-in-f27.1e100.net		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   39ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3033::ac43:c137 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3037::6815:14a6 — — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   36ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.20.166,172.67.193.55 ech=AEX+DQBBvgAgACBJni85WGHe97uPSIHOOQhUxAzLI4MySMevNjtzivHyJwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:c137,2606:4700:3037::6815:14a6

📝 TXT Records#

2 records   128ms
TXT Record
MS=ms41822839
v=spf1 include:_spf.google.com ~all

✉️ SPF#

PolicyRecord (ventzel.dk)
~all (soft fail) v=spf1 include:_spf.google.com ~all

📨 DMARC#

PolicyRecord (_dmarc.ventzel.dk)
p=reject v=DMARC1; p=reject; ruf=mailto:admin@ventzel.dk

📬 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 2026-10-10 15:19:53
www104.21.20.166 172.67.193.55 2606:4700:3032::6815:14a6 2606:4700:3033::ac43:c137 (AS13335) (address records, no CNAME)
www vs bare domainSame network
WildcardNo
Denial of existenceCompact NSEC (RFC 9824, "black lies") not walkable
CDS / CDNSKEYPublished: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY

🔎 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#

60ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

52ms
FieldValue
Serial2406713844
Primary NS (MNAME)aldo.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-08 11:55:56
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2000-08-01
Expires2028-09-30 (711d)
📋 WHOIS#

⏱️ Lookup Timing#

NS
35ms
A
57ms
MX
51ms
AAAA
39ms
TXT
128ms
CAA
55ms
HTTPS
36ms
TLSA
104ms
SOA
52ms
MTA-STS
43ms
DNSSEC
60ms
SRV
112ms
Total
1159ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-10 15:19:53 794ms 2 NS 2 A 7 MX 🔒 Secure
2026-10-09 13:23:00 1173ms 2 NS 2 A 7 MX 🔒 Secure
2026-10-08 11:40:26 4374ms 2 NS 2 A 7 MX 🔒 Secure
2026-09-24 06:36:34 814ms 2 NS 2 A 7 MX 🔒 Secure
2026-09-20 19:54:28 1445ms 2 NS 2 A 7 MX 🔒 Secure
2026-09-20 00:48:16 1682ms 2 NS 2 A 7 MX 🔒 Secure
2026-09-12 23:03:32 1595ms 2 NS 2 A 7 MX 🔒 Secure
2026-09-02 19:10:10 9830ms 2 NS 2 A 7 MX 🔒 Secure
2026-08-23 10:44:42 3264ms 2 NS 2 A 7 MX 🔒 Secure
2026-08-10 15:23:16 5071ms 2 NS 2 A 7 MX 🔒 Secure
2026-08-04 02:23:58 10734ms 2 NS 2 A 7 MX 🔒 Secure
2026-07-15 21:17:20 25439ms 2 NS 2 A 7 MX 🔒 Secure
2026-07-07 04:21:15 2499ms 2 NS 2 A 7 MX 🔒 Secure
2026-07-02 01:59:14 1931ms 2 NS 2 A 7 MX 🔒 Secure
2026-06-18 06:50:54 shown 1159ms 2 NS 2 A 7 MX 🔒 Secure
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