oioi.app - robtex.com
oioi.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 167.172.8.90🇺🇸 DIGITALOCEAN167.172.8.0/22 DigitalOcean | ||||||
| NS | ns1.digitalocean.com ⭐ | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| TXT | google-site-verification=jpuvs2Hkke-oKpal1U9pQQggzfjAi46CSPZkUUquVmE | ||||||
| SOA | ns1.digitalocean.comhostmaster@oioi.app serial=0 | ||||||
app
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns-tld1.charlestonroadregistry.com ⭐ | ||||||
| NS | ns-tld2.charlestonroadregistry.com | ||||||
| NS | ns-tld3.charlestonroadregistry.com | ||||||
| NS | ns-tld4.charlestonroadregistry.com | ||||||
| NS | ns-tld5.charlestonroadregistry.com | ||||||
| SOA | ns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=101427 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSns1.digitalocean.com2026-05-25 → 2026-07-02 · 2 obs
● 2026-07-02 23:42:20
●NSns2.digitalocean.com2026-05-25 → 2026-07-02 · 2 obs
● 2026-07-02 23:42:20
●NSns3.digitalocean.com2026-05-25 → 2026-07-02 · 2 obs
● 2026-07-02 23:42:20
●A167.172.8.902026-05-25 → 2026-07-02 · 2 obs
● 2026-07-02 23:42:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld5.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com... | - |
| oioi.app | ns1.digitalocean.com, ns3.digitalocean.com, ns2.digitalocean.com | - |
✅ Authoritative Response
Server:172.64.52.210
NS records: ns1.digitalocean.com, ns3.digitalocean.com, ns2.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oioi.app (unsigned zone)
⏱️ Timing
Total: 376ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 167.172.8.90 |
| NS | 3 | ns3.digitalocean.com, ns2.digitalocean.com... |
| TXT | 1 | google-site-verification=jpuvs2Hkke-oKpa |
| SOA | 1 | ns1.digitalocean.com hostmaster.oioi.app |
Analysis
IP Addresses
oioi.app has exactly one IP address — 167.172.8.90.
Name Servers
oioi.app carries NS records delegating to ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
At least some of oioi.app's name servers are shared with other domains, for example moin.cz, cccanto.org, bordengratings.com and two more.
ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com are three hostnames that each resolve to a pair of IP addresses: ns1.digitalocean.com to 172.64.52.210 and 2606:4700:52::ac40:34d2, ns2.digitalocean.com to 172.64.53.21 and 2606:4700:5a::ac40:3515, and ns3.digitalocean.com to 172.64.49.209 and 2606:4700:52::ac40:31d1.