mammutmarch.dk is a .dk domain served by 2 nameservers (coleman.ns.cloudflare.com, serenity.ns.cloudflare.com). It was registered on 21 March 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.42.201 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by webmail.mammutmarch.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 |
|---|---|---|---|---|---|---|---|
| 104.21.42.201 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.210.13 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | webmail.mammutmarch.dk | 195.30.107.141 2001:608:e00:72::141:0 |
cp141.sp-server.net cp141.sp-server.net |
AS5539 SpaceNet AG AS5539 SpaceNet AG |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 195.30.107.141 |
| 🔶 Autoconfig | 195.30.107.141 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:2ac9 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:d20d | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.42.201,172.67.210.13 ech=AEX+DQBBkQAgACB0n3ms2G7E4hs6ziODKEktNd1IXkuV18LaDiUHnpobPwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:2ac9,2606:4700:3035::ac43:d20d |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| asv_domain=0a15dc7f41ce07f5fee27266964a5141 |
| google-site-verification=JebgiQJmOTwQQUDDFLoSL4Ryrw4FYPtk0FyVt92A-r0 |
| google-site-verification=UmK0Y1mHZ0LybwgV8gIeZR36kdf2qZAuCqxRzkX5TaU |
| klaviyo-site-verification=VSxB8v |
| v=spf1 ip4:195.30.107.141 ip4:195.30.85.140 include:mailout1.sp-server.net +a +mx +ip4:10.1.85.220 +ip4:195.30.85.220 +ip4:195.30.85.220 ~all |
| Policy | Record (mammutmarch.dk) |
|---|---|
| ~all (soft fail) | v=spf1 ip4:195.30.107.141 ip4:195.30.85.140 include:mailout1.sp-server.net +a +mx +ip4:10.1.85.220 +ip4:195.30.85.220 +ip4:195.30.85.220 ~all |
| Policy | Record (_dmarc.mammutmarch.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none; rua=mailto:dnsreport@mammutmarch.dk;sp=none;adkim=r;aspf=r;pct=100;fo=0;rf=afrf;ri=86400 |
| www | 104.21.42.201 172.67.210.13 2606:4700:3033::6815:2ac9 2606:4700:3035::ac43:d20d (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network mammutmarch.dk: 104.21.42.201 172.67.210.13 2606:4700:3033::6815:2ac9 2606:4700:3035::ac43:d20d (AS13335) www.mammutmarch.dk: 104.21.42.201 172.67.210.13 2606:4700:3033::6815:2ac9 2606:4700:3035::ac43:d20d (AS13335) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 3/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.mammutmarch.dk | jAwQ449-iGD8efuGqRH3d6Ms8_bFmcvsW4pKrFDqn2g |
| 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 | 2415940709 |
| Primary NS (MNAME) | coleman.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 | 2019-03-21 |
| Expires | 2027-03-31 (164d) |
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 |
|---|---|---|---|
| 2026-09-27 20:28:47 shown | 967ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-25 20:01:58 | 1044ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-24 19:51:29 | 1204ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 13:36:02 | 2443ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-21 15:29:23 | 1955ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-20 19:13:04 | 1362ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 18:44:33 | 10234ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-11 15:02:26 | 2744ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-14 16:50:22 | 9022ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-09 15:50:28 | 1908ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-06 06:48:09 | 1595ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-17 20:25:11 | 13920ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 12:15:33 | 1619ms | 4 NS 1 A 1 MX | 🔓 Insecure |