grevebygade13.dk is a .dk domain served by 3 nameservers (ns1.e-studio.dk, ns2.e-studio.dk, ns3.e-studio.dk). It first appeared in the .dk zone on 10 July 2026. Its website address 193.200.90.102 is hosted by Christian Ebsen ApS (AS62121) in Denmark. Mail is handled by mx4.spamfri.dk, mx2.spamfri.dk and 2 more. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 193.200.90.102 | 14399s | web9.e-studio.dk | AS62121 | Christian Ebsen ApS | 193.200.90.0/23 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 193.200.90.102 |
| 🔶 Autoconfig | 193.200.90.102 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | cpanelemaildiscovery.cpanel.net |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:193.200.90.102 include:_spf.e-studio.dk ~all |
| Policy | Record (grevebygade13.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:193.200.90.102 include:_spf.e-studio.dk ~all |
| Policy | Record (_dmarc.grevebygade13.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | grevebygade13.dk (all on grevebygade13.dk) |
| www vs bare domain | Same network |
| 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.grevebygade13.dk | exKwJRwdO8YDJ8EbRa103cNRdVKWKcZM00wL1WMWpfk |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.spamfri.dk | DANE-EE · SPKI · SHA-256 | 884451547A03D0AC2F628D943839BAA6… |
| SMTP _25._tcp.mx2.spamfri.dk | DANE-EE · SPKI · SHA-256 | 6598C93F79B95376BB8099E9AC862167… |
| SMTP _25._tcp.mx3.spamfri.dk | DANE-EE · SPKI · SHA-256 | BBFB0694919290E5BC9D6E2C6F47D846… |
| SMTP _25._tcp.mx4.spamfri.dk | DANE-EE · SPKI · SHA-256 | 4EE743A99328AEF5142706CA5FD3AD61… |
| 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 | 2026090801 |
| Primary NS (MNAME) | ns1.e-studio.dk |
| Responsible (RNAME) | hostmaster@mailrelay.e-studio.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 00:24:42 shown | 2162ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-10-01 08:05:11 | 711ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-30 06:36:38 | 511ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-22 18:05:29 | 616ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-09-09 22:43:13 | 1534ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-08-26 12:33:52 | 1076ms | 3 NS 1 A 4 MX | 🔓 Insecure |
| 2026-07-10 08:33:46 | 9700ms | 3 NS 1 A 4 MX | 🔓 Insecure |