a1emballage.dk is a .dk domain served by 2 nameservers (dave.ns.cloudflare.com, marge.ns.cloudflare.com). It was registered on 31 March 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.3.170 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mail.flexmail.dk. The zone is DNSSEC-signed and validates, has no DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.3.170 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.130.247 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.flexmail.dk | 57.129.53.233 | flex30.flexnet.dk | AS16276 OVH SAS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | flex30.flexnet.dk → 57.129.53.233 |
| 🔶 Autoconfig | flex30.flexnet.dk → 57.129.53.233 |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.3.170,172.67.130.247 ech=AEX+DQBByQAgACARSEyUUoZDvfB1o3sPlAi1YnRXQeF2vwdq1lVonPoVEgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 0 | 443 | autoconfig.flexmail.dk |
| _imaps._tcp | 0 | 0 | 993 | mail.flexmail.dk |
| www | 104.21.3.170 172.67.130.247 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network a1emballage.dk: 104.21.3.170 172.67.130.247 (AS13335) www.a1emballage.dk: 104.21.3.170 172.67.130.247 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| 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.
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.flexmail.dk | DANE-EE · SPKI · SHA-256 | 75F4832CCD96AE280F4562E0DC166B64… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2416643106 |
| Primary NS (MNAME) | dave.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 | 2018-03-31 |
| Expires | 2028-04-30 (561d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 11:55:29 | 2940ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-10-05 22:21:18 shown | 784ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-09-22 02:42:09 | 948ms | 2 NS 2 A 1 MX | 🔒 Secure |
| 2026-08-27 18:43:30 | 670ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 05:35:53 | 1012ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-06 02:28:23 | 962ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-20 22:42:47 | 9840ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-06 00:45:21 | 980ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-04 20:40:20 | 8449ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-07-02 22:56:27 | 2828ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-25 19:13:31 | 1893ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-16 12:37:33 | 641ms | 2 NS 2 A 1 MX | 🔓 Insecure |