responsor.dk is a .dk domain served by 2 nameservers (adel.ns.cloudflare.com, elliot.ns.cloudflare.com). It was registered on 25 March 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.26.6.116 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by responsor-dk.mail.protection.outlook.com. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.26.6.116 | 600s | — | AS13335 | Cloudflare, Inc. | 104.26.0.0/20 | — | — |
| 104.26.7.116 | 600s | — | AS13335 | Cloudflare, Inc. | 104.26.0.0/20 | — | — |
| 172.67.70.193 | 600s | — | AS13335 | Cloudflare, Inc. | 172.67.64.0/18 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| 🔶 Autoconfig | 68.66.248.18 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:20::681a:674 | 600s | — | AS13335 | Cloudflare, Inc. | 2606:4700:0:0:0:0:0:0/41 | — | — |
| 2606:4700:20::681a:774 | 600s | — | AS13335 | Cloudflare, Inc. | 2606:4700:0:0:0:0:0:0/41 | — | — |
| 2606:4700:20::ac43:46c1 | 600s | — | AS13335 | Cloudflare, Inc. | 2606:4700:0:0:0:0:0:0/41 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=188.114.96.9,188.114.97.9 ipv6hint=2a06:98c1:3120::9,2a06:98c1:3121::9 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sip._tcp | 100 | 1 | 443 | sipdir.online.lync.com |
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| google-site-verification=-uYmy6Ff9YZhf7KxTF2fMAZRAHxAxg8XrRR1OBWVMKI |
| google-site-verification=HwHg5aT9c2F2dvzopBl06rHU1gbIiYdGzkzHuBVnQ7c |
| MS=ms61213296 |
| v=spf1 ip4:217.74.153.69 ip4:68.66.248.18 include:servers.mcsv.net include:spf.protection.outlook.com ~all |
| Policy | Record (responsor.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:217.74.153.69 ip4:68.66.248.18 include:servers.mcsv.net include:spf.protection.outlook.com ~all |
| Policy | Record (_dmarc.responsor.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| www | 104.26.6.116 104.26.7.116 172.67.70.193 2606:4700:20::681a:674 2606:4700:20::681a:774 2606:4700:20::ac43:46c1 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network responsor.dk: 104.26.6.116 104.26.7.116 172.67.70.193 2606:4700:20::681a:674 (AS13335) www.responsor.dk: 104.26.6.116 104.26.7.116 172.67.70.193 2606:4700:20::681a:674 (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 2/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407043584 |
| Primary NS (MNAME) | adel.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Key-Systems GmbH |
| Registered | 2013-03-25 |
| Expires | 2030-04-30 (1287d) |
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 |
|---|---|
| imco.dk | Key-Systems GmbH |
| projektforum.dk | Punktum dk A/S (direct) |
| regnskabskontoret.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 13:54:03 | 1240ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-10-14 11:03:23 | 1986ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-10-04 22:51:52 | 4556ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-09-23 20:03:18 | 845ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-09-12 14:15:33 | 1195ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-08-27 14:25:43 | 1443ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-08-16 15:28:27 | 2408ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-08-09 19:10:40 | 1962ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-08-04 02:47:00 | 1519ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-07-12 15:28:51 | 1654ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-06-28 10:46:03 | 1896ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-06-21 16:27:18 shown | 1542ms | 2 NS 3 A 1 MX | 🔒 Secure |
| 2026-06-17 15:27:43 | 1085ms | 2 NS 2 A 1 MX | 🔒 Secure |