carstensens-tehandel.dk is a .dk domain served by 2 nameservers (gabriel.ns.cloudflare.com, jocelyn.ns.cloudflare.com). It was registered on 22 June 2005 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.93.3 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mailscanner.powerhosting.dk, backup-mx.powerhosting.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.93.3 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.201.187 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.31.76.114 |
| 🔶 Autoconfig | autoconfig.powerhosting.dk → 188.116.39.132 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:5d03 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3031::ac43:c9bb | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.93.3,172.67.201.187 ech=AEX+DQBBNwAgACANG785NbYxf2vAoHiUugO7PDLchnWNz2f+95epg2DJewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:5d03,2606:4700:3031::ac43:c9bb |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 1 | 443 | autodiscover.powerhosting.dk |
| _imap._tcp | 20 | 10 | 143 | mail1.powerhosting.dk |
| _imaps._tcp | 10 | 10 | 993 | mail1.powerhosting.dk |
| TXT Record |
|---|
| v=spf1 include:_spf.powerhosting.dk +ipv4:136.243.246.85 -all |
| Policy | Record (carstensens-tehandel.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.powerhosting.dk +ipv4:136.243.246.85 -all |
| Policy | Record (_dmarc.carstensens-tehandel.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@powerhosting.dk; ruf=mailto:dmarc@powerhosting.dk; adkim=r; aspf=r |
| www | 104.21.93.3 172.67.201.187 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network carstensens-tehandel.dk: 104.21.93.3 172.67.201.187 2606:4700:3031::6815:5d03 2606:4700:3031::ac43:c9bb (AS13335) www.carstensens-tehandel.dk: 104.21.93.3 172.67.201.187 2a06:98c1:3120::1 2a06:98c1:3121::1 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| dkim | ph._domainkey.powerhosting.dk | 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.
DNS lookups: 1/10 · policy: -all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.backup-mx.powerhosting.dk | DANE-EE · SPKI · SHA-256 | 3C02E6711E7E08A1889E67D27C35D230… |
| SMTP _25._tcp.mailscanner.powerhosting.dk | DANE-EE · SPKI · SHA-256 | 3C02E6711E7E08A1889E67D27C35D230… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2416204709 |
| Primary NS (MNAME) | gabriel.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2005-06-22 |
| Expires | 2027-06-30 (253d) |
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).
| Domain | Registrar |
|---|---|
| thinktea.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 19:28:44 shown | 896ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-30 14:05:17 | 1299ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-29 13:58:46 | 4581ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-15 11:00:50 | 2614ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-04 20:11:50 | 11437ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-17 04:17:43 | 10334ms | 2 NS 2 A 2 MX | ❓ Unknown |
| 2026-06-25 09:48:46 | 1269ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-23 12:46:38 | 1253ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-18 21:42:09 | 4491ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 22:08:45 | 56263ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 19:43:18 | 3403ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-06-16 19:30:43 | 943ms | 2 NS 2 A 2 MX | 🔓 Insecure |