codegroup.dk is a .dk domain served by 2 nameservers (johnathan.ns.cloudflare.com, ruth.ns.cloudflare.com). It was registered on 8 April 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 141.101.90.104 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by eg-dk.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 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 |
|---|---|---|---|---|---|---|---|
| 141.101.90.104 | 300s | — | AS13335 | Cloudflare, Inc. | 141.101.90.0/24 | — | — |
| 141.101.90.105 | 300s | — | AS13335 | Cloudflare, Inc. | 141.101.90.0/24 | — | — |
| 141.101.90.106 | 300s | — | AS13335 | Cloudflare, Inc. | 141.101.90.0/24 | — | — |
| 141.101.90.107 | 300s | — | AS13335 | Cloudflare, Inc. | 141.101.90.0/24 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a06:98c1:3200::90:80 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3200:0:0:0:0:0/48 | — | — |
| 2a06:98c1:3200::90:81 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3200:0:0:0:0:0/48 | — | — |
| 2a06:98c1:3200::90:82 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3200:0:0:0:0:0/48 | — | — |
| 2a06:98c1:3200::90:83 | 300s | — | AS13335 | Cloudflare, Inc. | 2a06:98c1:3200:0:0:0:0:0/48 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h2" ipv4hint=141.101.90.104,141.101.90.105,141.101.90.106,141.101.90.107 ipv6hint=2a06:98c1:3200::90:80,2a06:98c1:3200::90:81,2a06:98c1:3200::90:82,2a06:98c1:3200::90:83 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 10 | 443 | autodiscover.outlook.com |
| TXT Record |
|---|
| MS=ms34242405 |
| v=spf1 include:spf.protection.outlook.com ip4:94.18.197.58 a:codegroup.dk a:sigmaestimates.com -all |
| Policy | Record (codegroup.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com ip4:94.18.197.58 a:codegroup.dk a:sigmaestimates.com -all |
| Policy | Record (_dmarc.codegroup.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; pct=100; rua=mailto:re+y8r1vjuhnaj@dmarc.postmarkapp.com; sp=none; aspf=r; |
| www | 141.101.90.104 141.101.90.105 141.101.90.106 141.101.90.107 2a06:98c1:3200::90:80 2a06:98c1:3200::90:81 2a06:98c1:3200::90:82 2a06:98c1:3200::90:83 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network codegroup.dk: 141.101.90.104 141.101.90.105 141.101.90.106 141.101.90.107 (AS13335) www.codegroup.dk: 141.101.90.104 141.101.90.105 141.101.90.106 141.101.90.107 (AS13335) |
| Wildcard | No |
DNS lookups: 3/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.codegroup.dk | 6KuP19c05_FMRFaIYYh5ZTt5a2CnKbWN2FvGMZRLjOI |
| 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 | 2411325806 |
| Primary NS (MNAME) | johnathan.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 1998-04-08 |
| Expires | 2027-06-30 (255d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 06:51:01 | 1206ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-10-03 02:31:44 | 2541ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-26 01:20:48 | 1422ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-17 13:51:29 | 1365ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-09-02 20:39:05 | 2981ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-08-08 11:21:09 shown | 2393ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-07-18 01:38:01 | 2740ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-26 07:13:54 | 2523ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-21 03:24:18 | 1431ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-20 10:10:16 | 4594ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-16 21:51:53 | 562ms | 2 NS 4 A 1 MX | 🔓 Insecure |
| 2026-06-16 21:41:31 | 805ms | 2 NS 4 A 1 MX | 🔓 Insecure |