alexander.dk

📜 Historical scan 2026-06-21 14:34:54  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

alexander.dk is a .dk domain served by 2 nameservers (cory.ns.cloudflare.com, ingrid.ns.cloudflare.com). It was registered on 31 January 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.66 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.smtp.goog, mx2.smtp.goog and 2 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   183ms
NameserverIP addressesPTRASN / ISP
cory.ns.cloudflare.com 108.162.193.93
172.64.33.93
173.245.59.93
2606:4700:58::adf5:3b5d
2803:f800:50::6ca2:c15d
2a06:98c1:50::ac40:215d		 cory.ns.cloudflare.com
cory.ns.cloudflare.com
cory.ns.cloudflare.com
cory.ns.cloudflare.com
cory.ns.cloudflare.com
cory.ns.cloudflare.com		 AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
AS13335 Cloudflare, Inc.
ingrid.ns.cloudflare.com 108.162.192.165
172.64.32.165
173.245.58.165
2606:4700:50::adf5:3aa5
2803:f800:50::6ca2:c0a5
2a06:98c1:50::ac40:20a5		 ingrid.ns.cloudflare.com
ingrid.ns.cloudflare.com
ingrid.ns.cloudflare.com
ingrid.ns.cloudflare.com
ingrid.ns.cloudflare.com
ingrid.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   177ms
IPTTLPTRASNISP / OrgCIDRCountryCity
104.21.3.66 300s — AS13335 Cloudflare, Inc. 104.21.0.0/17 — —
172.67.153.119 300s — AS13335 Cloudflare, Inc. 172.67.128.0/17 — —

📧 MX Records#

4 records   159ms
PriorityTTLMail ServerIP addressesPTRASN
5 300s mx1.smtp.goog 2001:4860:4802:32::97
216.239.32.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
5 300s mx2.smtp.goog 2001:4860:4802:34::97
216.239.34.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
10 300s mx3.smtp.goog 2001:4860:4802:36::97
216.239.36.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC
10 300s mx4.smtp.goog 2001:4860:4802:38::97
216.239.38.151		 —
—		 AS15169 Google LLC
AS15169 Google LLC

🔷 AAAA Records (IPv6)#

2 records   166ms
IPv6 AddressTTLPTRASNISP / OrgCIDRCountryCity
2606:4700:3034::ac43:9977 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —
2606:4700:3035::6815:342 300s — AS13335 Cloudflare, Inc. 2606:4700:3000:0:0:0:0:0/42 — —

🔐 HTTPS Records#

1 records   140ms
PriorityTargetSvcParams
1 service . alpn="h3,h2" ipv4hint=104.21.3.66,172.67.153.119 ech=AEX+DQBB0QAgACDehMXOXPyq/0ThnTmmcMt+XhX620rSkJ897w9mBqozTAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:9977,2606:4700:3035::6815:342

📝 TXT Records#

7 records   168ms
TXT Record
google-site-verification=GsRHfJ8rqMt-I9SSWaRHFbnDpSl_xq0k7jYePQtmD5E
google-site-verification=svnZZMSG7qSlv2XmzN-TLclOhWRWWxnXHWZO-prTxAk
jcn01mv77lkgs955gbpdn6bdfgybjrxb
keybase-site-verification=0QBhvTtTVoJqlesjm0loaCC9SS70fyWOMrENQ6_oyqw
MS=ms26326734
openai-domain-verification=dv-Zk1xSAU8O5V5SM1FWwOOgAD1
v=spf1 +a +mx include:_spf.google.com +a:amatzen.com -all

✉️ SPF#

PolicyRecord (alexander.dk)
-all (hard fail) v=spf1 +a +mx include:_spf.google.com +a:amatzen.com -all

📨 DMARC#

PolicyRecord (_dmarc.alexander.dk)
p=reject v=DMARC1;p=reject;sp=reject;pct=100;adkim=s;aspf=s;rua=mailto:3bad2e6553774818ae23a7dd93be48a1@dmarc-reports.cloudflare.net,mailto:easy080035@easydmarc.com;ruf=mailto:ruf@rep.easydmarc.com,mailto:postmaster@alexander.dk;fo=1

📬 MTA-STS#

227ms
CheckResult
Status⚠️ Invalid
TXT record (_mta-sts)✓ Found
HTTPS policy✗ Missing / invalid
Policy ID202204090037
Policy MX—

📈 TLSRPT#

StatusReport address (rua)
✓ Enabled mtzn-d@tlsrpt.report-uri.com

📜 CAA Records#

11 records   152ms
FlagsTagValue
0 issue amazontrust.com
0 issue comodoca.com
0 issue digicert.com; cansignhttpexchanges=yes
0 issue letsencrypt.org
0 issue pki.goog; cansignhttpexchanges=yes
0 issue ssl.com
0 issuewild comodoca.com
0 issuewild digicert.com; cansignhttpexchanges=yes
0 issuewild letsencrypt.org
0 issuewild pki.goog; cansignhttpexchanges=yes
0 issuewild ssl.com

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-16 22:02:38
www104.21.3.66 172.67.153.119 2606:4700:3030::ac43:9977 2606:4700:3036::6815:342 (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

✍️ DKIM keys#

1 found
SelectorCNAMEKey
google — 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

No problems found

🔗 TLSA / DANE#

✗ No TLSA records — DANE not configured for HTTPS (_443) or MX (_25)

🔐 DNSSEC#

226ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

145ms
FieldValue
Serial2407479844
Primary NS (MNAME)cory.ns.cloudflare.com
Responsible (RNAME)dns@cloudflare.com
Refresh10000s
Retry2400s
Expire604800s
Minimum (neg-cache TTL)1800s

📋 Registration#

WHOIS fetched 2026-10-14 19:08:31
FieldValue
RegistrarPunktum dk A/S (direct)
Registered1997-01-31
Expires2032-12-31 (2266d)

🔗 Same registrant#

3 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).

DomainRegistrar
amatzen.dkPunktum dk A/S (direct)
government.dkPunktum dk A/S (direct)
kjellerupstenhuggeri.dkPunktum dk A/S (direct)
📋 WHOIS#

⏱️ Lookup Timing#

NS
183ms
A
177ms
MX
159ms
AAAA
166ms
TXT
168ms
CAA
152ms
HTTPS
140ms
TLSA
1063ms
SOA
145ms
MTA-STS
227ms
DNSSEC
226ms
SRV
164ms
Total
2393ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-16 22:02:38 2169ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-14 18:58:58 2961ms 2 NS 2 A 4 MX 🔒 Secure
2026-10-04 16:06:32 3099ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-23 13:57:14 1027ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-18 20:38:56 2694ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-12 00:38:33 1464ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-06 22:53:43 1324ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-04 06:32:04 2939ms 2 NS 2 A 4 MX 🔒 Secure
2026-09-01 12:06:24 1424ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-28 02:55:26 1462ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-16 19:32:59 2698ms 2 NS 2 A 4 MX 🔒 Secure
2026-08-05 20:19:49 2743ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-20 10:00:39 2408ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-13 17:17:57 3572ms 2 NS 2 A 4 MX 🔒 Secure
2026-07-09 05:13:45 3222ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-25 16:21:24 2677ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-21 14:34:54 shown 2393ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-21 09:39:20 1148ms 0 NS 0 A 0 MX ❓ Unknown
2026-06-19 14:56:06 3324ms 2 NS 2 A 4 MX 🔒 Secure
2026-06-16 12:39:16 3151ms 2 NS 2 A 4 MX 🔒 Secure
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