sangbrev.dk is a .dk domain served by 2 nameservers (mira.ns.cloudflare.com, sonny.ns.cloudflare.com). It was registered on 18 September 2026 (WHOIS) and first appeared in the .dk zone on 19 September 2026. Its website address 104.21.48.42 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by route2.mx.cloudflare.net, route1.mx.cloudflare.net and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.48.42 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.176.179 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:302a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::ac43:b0b3 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.48.42,172.67.176.179 ech=AEX+DQBBBAAgACA91S5zQ2ut+IUs4A/0c8CX8o35qX3fNlXZTebB8uW8ZAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:302a,2606:4700:3034::ac43:b0b3 |
| TXT Record |
|---|
| google-site-verification=bFYsIkJ0RBW6DusJgFZI3Mccvi89YuCska7vEC_QXQU |
| klaviyo-site-verification=VA8Vba |
| v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (sangbrev.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.mx.cloudflare.net ~all |
| Policy | Record (_dmarc.sangbrev.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; adkim=r; aspf=r |
| www | 104.21.48.42 172.67.176.179 2606:4700:3031::6815:302a 2606:4700:3034::ac43:b0b3 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network sangbrev.dk: 104.21.48.42 172.67.176.179 2606:4700:3031::6815:302a 2606:4700:3034::ac43:b0b3 (AS13335) www.sangbrev.dk: 104.21.48.42 172.67.176.179 2606:4700:3031::6815:302a 2606:4700:3034::ac43:b0b3 (AS13335) |
| Wildcard | No |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route1.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route2.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 9BE5B7D47F9EFF930C11EB04D27CAE6B… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-TA · SPKI · SHA-256 | 59E738E674221702AF1EDB87C5200C1A… |
| SMTP _25._tcp.route3.mx.cloudflare.net | DANE-EE · SPKI · SHA-256 | 0F0C6C164A36F97E7B4C5A5B69D6F4F2… |
| 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 | 2417018266 |
| Primary NS (MNAME) | mira.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2026-09-18 |
| Expires | 2027-09-17 (332d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 17:59:11 shown | 5081ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-07 17:22:12 | 670ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-07 09:20:07 | 718ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-02 22:47:53 | 789ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 22:34:40 | 885ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-25 17:18:04 | 1661ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-23 16:41:24 | 1136ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-19 12:31:40 | 1066ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-19 10:40:50 | 2100ms | 2 NS 2 A 3 MX | 🔓 Insecure |