firstfocus.co - robtex.com
firstfocus.co
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.digitalocean.com ⚠️ Not in zone NS records | ||||||
| A | 2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| A | 172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | ns2.digitalocean.com ⚠️ Not in zone NS records | ||||||
| A | 2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| A | 172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| NS | ns3.digitalocean.com ⚠️ Not in zone NS records | ||||||
| A | 2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| A | 172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759646092 | ||||||
Same first word
firstfocus.net |
firstfocus.eu |
firstfocus.de |
firstfocus.co |
firstfocus.com.au |
firstfocus.com |
firstfocus.dev |
firstfocus.nl |
firstfocus.org |
firstfocus.co.uk |
Similar names
DNS History
7 records (3 active, 4 former)
●NSns1.digitalocean.com2026-04-11 → 2026-04-29 · 3 obs
● 2026-04-11 00:19:28
● 2026-04-29 19:56:54
●NSns2.digitalocean.com2026-04-11 → 2026-04-29 · 3 obs
● 2026-04-11 00:19:28
● 2026-04-29 19:56:54
●NSns3.digitalocean.com2026-04-11 → 2026-04-29 · 3 obs
● 2026-04-11 00:19:28
● 2026-04-29 19:56:54
○NSns87.worldnic.com2015-06-28 → 2016-04-23 · 4 obs
● 2016-04-23 18:39:42
○ 2026-04-11 00:19:28
○ 2026-04-29 19:56:54
○NSns88.worldnic.com2015-06-28 → 2016-04-23 · 4 obs
● 2016-04-23 18:39:42
○ 2026-04-11 00:19:28
○ 2026-04-29 19:56:54
○MXp.webcom.ctmail.com2016-01-25 → 2016-04-23 · 4 obs
● 2016-04-23 18:39:42
○ 2026-04-11 00:19:28
○ 2026-04-29 19:56:54
○A64.106.137.202015-06-28 → 2016-04-23 · 4 obs
● 2016-04-23 18:39:42
○ 2026-04-11 00:19:28
○ 2026-04-29 19:56:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| firstfocus.co | ns1.digitalocean.com, ns3.digitalocean.com, ns2.digitalocean.com | - |
✅ Authoritative Response
Server:172.64.53.21
NS records: ns1.digitalocean.com, ns3.digitalocean.com, ns2.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for firstfocus.co (unsigned zone)
⏱️ Timing
Total: 604ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
firstfocus.co is delegated to three name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
firstfocus.co at least partially shares name servers with other domains, including 20.101.46.in-addr.arpa, escortlijnden.nl, 1.0.0.2.4.0.9.0.0.0.0.0.0.0.0.0.0.1.0.0.0.0.8.0.0.8.8.a.4.0.6.2.ip6.arpa, indigenious.ro and haines.com.
Host names with two IP numbers:
ns1.digitalocean.com: 2606:4700:52::ac40:34d2 and 172.64.52.210
ns2.digitalocean.com: 2606:4700:5a::ac40:3515 and 172.64.53.21
ns3.digitalocean.com: 2606:4700:52::ac40:31d1 and 172.64.49.209