opencost.io - robtex.com
opencost.io
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1774363595 | ||||||
rank #6239 in the tld
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSdns1.p01.nsone.net2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:10:38
●NSdns1.p02.nsone.net2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:10:38
●NSdns2.p02.nsone.net2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:10:38
●NSdns3.p02.nsone.net2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:10:38
●NSdns4.p02.nsone.net2026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:10:38
●A15.197.167.902026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:10:38
●A3.33.186.1352026-02-21 → 2026-03-24 · 2 obs
● 2026-03-24 15:10:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, a2.nic.io, a0.nic.io, b0.nic.io | - |
| opencost.io | dns3.p02.nsone.net, dns1.p02.nsone.net, dns4.p02.nsone.net, dns2.p02.nsone.net | - |
✅ Authoritative Response
Server:198.51.44.2
NS records: dns3.p02.nsone.net, dns1.p02.nsone.net, dns4.p02.nsone.net, dns2.p02.nsone.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opencost.io (unsigned zone)
⏱️ Timing
Total: 404ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.186.135, 15.197.167.90 |
| NS | 4 | dns1.p02.nsone.net, dns2.p02.nsone.net... |
| SOA | 1 | dns1.p01.nsone.net domains+netlify.netli |
Analysis
IP Addresses
opencost.io points to two IPs: 3.33.186.135 and 15.197.167.90.
Other host names, for instance sq1district.com, docusign.com, corticacare.com, morvestcap.com and curatorhotelsandresorts.com share IP numbers with opencost.io.
Name Servers
opencost.io delegates to five name servers: dns1.p01.nsone.net, dns1.p02.nsone.net, dns2.p02.nsone.net, dns3.p02.nsone.net and dns4.p02.nsone.net.
opencost.io at least partially shares name servers with other domains such as fabervodka.com, thetalentadvisors.com, schouderprothese.nl, janssen.science and donnamandarano.com.
These name servers are often used together with ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com, ns04.squarespacedns.com, dns2.p01.nsone.net, dns3.p01.nsone.net, dns4.p01.nsone.net, connect1.squarespacedns.com, connect2.squarespacedns.com and dns4.p04.nsone.net.
Two IPs per host name:
dns1.p01.nsone.net points to: 2620:4d:4000:6259:7:1:0:1 and 198.51.44.1
dns1.p02.nsone.net points to: 2620:4d:4000:6259:7:2:0:1 and 198.51.44.2
dns2.p02.nsone.net points to: 2a00:edc0:6259:7:2::2 and 198.51.45.2
dns3.p02.nsone.net points to: 2620:4d:4000:6259:7:2:0:3 and 198.51.44.66
dns4.p02.nsone.net points to: 2a00:edc0:6259:7:2::4 and 198.51.45.66
Pattern: left IDs ascend by 9 (12, 21, 30, 39, 48); each pair of targets ascend by 9 (15/18, 24/27, 33/36, 42/45, 51/54)