mm-tag.dk is a .dk domain served by 2 nameservers (dimitris.ns.cloudflare.com, ursula.ns.cloudflare.com). It was registered on 27 November 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.63.207 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mmtag-dk0e.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.63.207 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.150.92 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.63.207 |
| 🔶 Autoconfig | 188.114.96.1 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::6815:3fcf | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:965c | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.63.207,172.67.150.92 ech=AEX+DQBBfwAgACDNCLYobyoQcQ2T7Uc22ERyUCydn15n+4nrUrUpuWtPHwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::6815:3fcf,2606:4700:3037::ac43:965c |
| TXT Record |
|---|
| MS=ms19999036 |
| v=spf1 ip4:152.115.36.112 +a +mx include:spf.stom.dk include:sendgrid.net include:spf.protection.outlook.com include:dedicated.mysmtp.com ~all |
| Policy | Record (mm-tag.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:152.115.36.112 +a +mx include:spf.stom.dk include:sendgrid.net include:spf.protection.outlook.com include:dedicated.mysmtp.com ~all |
| Policy | Record (_dmarc.mm-tag.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; sp=none; adkim=r; aspf=r; rua=mailto:abuse@mm-tag.dk; ruf=mailto:abuse@mm-tag.dk; fo=0; pct=100; ri=86400 |
| www | 104.21.63.207 172.67.150.92 2606:4700:3030::6815:3fcf 2606:4700:3037::ac43:965c (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u28806480.wl231.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u28806480.wl231.sendgrid.net | 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.
DNS lookups: 10/10 · policy: ~all
| 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 | 2418092218 |
| Primary NS (MNAME) | dimitris.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2007-11-27 |
| Expires | 2027-11-30 (401d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 20:30:24 shown | 837ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-23 01:58:03 | 4030ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-07 19:27:04 | 3346ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-03 18:25:06 | 1245ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-23 20:45:39 | 2797ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-11 09:27:23 | 1236ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 19:52:07 | 1650ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-24 18:32:58 | 2226ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-23 17:44:18 | 2624ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-12 20:34:27 | 2216ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-28 04:53:52 | 2459ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-25 17:39:34 | 1513ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 13:13:34 | 667ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-20 03:13:11 | 2266ms | 2 NS 2 A 1 MX | ⚠️ Bogus |
| 2026-06-17 14:44:15 | 1347ms | 2 NS 2 A 1 MX | 🔓 Insecure |