firstclassfireworks.dk is a .dk domain served by 2 nameservers (jihoon.ns.cloudflare.com, veda.ns.cloudflare.com). It was registered on 10 January 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 162.159.134.42 is hosted by Cloudflare, Inc. (AS13335) in United States. Mail is handled by firstclassfireworks-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 |
|---|---|---|---|---|---|---|---|
| 162.159.134.42 | 300s | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | 🇺🇸 United States | — |
| 162.159.135.42 | 300s | — | AS13335 | Cloudflare, Inc. | 162.159.128.0/19 | 🇺🇸 United States | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| 🔶 Autoconfig | firstclassfireworks.hosting.kinsta.cloud → 162.159.134.42 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:7::a29f:862a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:0:0:0:0:0:0/41 | 🇸🇦 Saudi Arabia | Riyadh |
| 2606:4700:7::a29f:872a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:0:0:0:0:0:0/41 | 🇸🇦 Saudi Arabia | Riyadh |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| google-site-verification=f2I3QQEjzAliuLb4fLdum2NqO1XvO2DvE0itDg3jVd0 |
| MS=ms83529343 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (firstclassfireworks.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.firstclassfireworks.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none |
| p=none (monitor only) | v=DMARC1; p=none; |
| www CNAME | firstclassfireworks.hosting.kinsta.cloud (all on kinsta.cloud) |
| www vs bare domain | Same network firstclassfireworks.dk: 162.159.134.42 162.159.135.42 2606:4700:7::a29f:862a 2606:4700:7::a29f:872a (AS13335) www.firstclassfireworks.dk: 162.159.134.42 162.159.135.42 2606:4700:7::a29f:862a 2606:4700:7::a29f:872a (AS13335) |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| s1 | s1.domainkey.u39125628.wl129.sendgrid.net | RSA · ~2048 bit |
| s2 | s2.domainkey.u39125628.wl129.sendgrid.net | 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: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.firstclassfireworks.dk | firstclassfireworks.dk.kinstavalidation.app |
| 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 | 2414453137 |
| Primary NS (MNAME) | jihoon.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | DANDOMAIN A/S |
| Registered | 2018-01-10 |
| Expires | 2027-01-31 (102d) |
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 |
|---|---|---|---|
| 2026-10-08 05:29:41 | 1128ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-07 10:44:05 | 1222ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-10-01 08:22:25 shown | 1255ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-26 08:51:44 | 1048ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-22 20:46:29 | 10365ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-10 17:35:56 | 2288ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-30 08:02:33 | 1440ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-28 07:02:09 | 1437ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-27 02:03:32 | 3054ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-10 03:14:59 | 27337ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-21 10:44:27 | 947ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-20 07:34:47 | 2370ms | 2 NS 2 A 1 MX | 🔓 Insecure |
| 2026-06-17 10:11:54 | 1574ms | 2 NS 2 A 1 MX | 🔓 Insecure |