certain.app - dns.ninja
certain.app
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.33.186.135🇺🇸 Amazon3.33.176.0/20 | ||||||
| PTR | afa7f374f51cc8991.awsglobalaccelerator.com | ||||||
| A | 15.197.167.90🇺🇸 Amazon15.197.160.0/20 | ||||||
| NS | dns1.p08.nsone.net ⭐ | ||||||
| A | 2620:4d:4000:6259:7:8:0:1🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1 | ||||||
| PTR | ns8.demysdns.com | ||||||
| PTR | dns1.p08.nsone.net | ||||||
| A | 198.51.44.8🇺🇸 NSONE198.51.44.0/24 | ||||||
| PTR | ns8.demysdns.com | ||||||
| PTR | dns1.p08.nsone.net | ||||||
| NS | dns2.p08.nsone.net | ||||||
| A | 2a00:edc0:6259:7:8::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2 | ||||||
| PTR | dns2.p08.nsone.net | ||||||
| A | 198.51.45.8🇺🇸 NSONE198.51.45.0/24 | ||||||
| PTR | dns2.p08.nsone.net | ||||||
| NS | dns3.p08.nsone.net | ||||||
| A | 2620:4d:4000:6259:7:8:0:3🇺🇸 NSONE2620:4d:4000::/48 PNAP-ACS nsone-1 | ||||||
| PTR | dns3.p08.nsone.net | ||||||
| A | 198.51.44.72🇺🇸 NSONE198.51.44.0/24 | ||||||
| PTR | dns3.p08.nsone.net | ||||||
| NS | dns4.p08.nsone.net | ||||||
| A | 2a00:edc0:6259:7:8::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2 | ||||||
| PTR | dns4.p08.nsone.net | ||||||
| A | 198.51.45.72🇺🇸 NSONE198.51.45.0/24 | ||||||
| PTR | dns4.p08.nsone.net | ||||||
| SOA | dns1.p08.nsone.nethostmaster@nsone.net serial=1664568098 | ||||||
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
7 records (6 active, 1 former)
●NSdns1.p08.nsone.net2020-03-14 → 2026-08-13 · 2 obs
● 2026-08-13 13:02:26
●NSdns2.p08.nsone.net2020-03-14 → 2026-08-13 · 2 obs
● 2026-08-13 13:02:26
●NSdns3.p08.nsone.net2020-03-14 → 2026-08-13 · 2 obs
● 2026-08-13 13:02:26
●NSdns4.p08.nsone.net2020-03-14 → 2026-08-13 · 2 obs
● 2026-08-13 13:02:26
●A15.197.167.902026-03-29 → 2026-08-13 · 3 obs
● 2026-03-29 19:01:46
● 2026-08-13 13:02:26
●A3.33.186.1352026-03-29 → 2026-08-13 · 3 obs
● 2026-03-29 19:01:46
● 2026-08-13 13:02:26
○A34.244.241.2112020-03-14 → 2020-03-14 · 3 obs
○ 2026-03-29 19:01:46
○ 2026-08-13 13:02:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| app | ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com... | - |
| certain.app | dns3.p08.nsone.net, dns1.p08.nsone.net, dns4.p08.nsone.net, dns2.p08.nsone.net | - |
✅ Authoritative Response
Server:198.51.45.8
NS records: dns3.p08.nsone.net, dns1.p08.nsone.net, dns4.p08.nsone.net, dns2.p08.nsone.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certain.app (unsigned zone)
⏱️ Timing
Total: 680ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.186.135, 15.197.167.90 |
| NS | 4 | dns1.p08.nsone.net, dns2.p08.nsone.net... |
| SOA | 1 | dns1.p08.nsone.net hostmaster.nsone.net |
Analysis
IP Addresses
certain.app resolves to the IP addresses 3.33.186.135 and 15.197.167.90
Among the host names that share IP numbers with certain.app are (0x616e616c)uisa.netlifyglobalcdn.com, lyngdalkulturhus.no, cpacharge.com and two others.
Name Servers
The domain certain.app is delegated to these four name servers: dns1.p08.nsone.net, dns2.p08.nsone.net, dns3.p08.nsone.net and dns4.p08.nsone.net.
certain.app partially shares its NS delegation with several other domains, including emailfireeyecloud.com, d-w-i-g-h-t.com, stouhi-steel.com and two others.
In DNS configurations, these name servers often share authority with ns01.squarespacedns.com, ns02.squarespacedns.com, ns03.squarespacedns.com and 7 other name servers.
dns1.p08.nsone.net, dns2.p08.nsone.net, dns3.p08.nsone.net and dns4.p08.nsone.net each carry two IP addresses. dns1.p08.nsone.net has 198.51.44.8 and 2620:4d:4000:6259:7:8:0:1; dns2.p08.nsone.net has 198.51.45.8 and 2a00:edc0:6259:7:8::2; dns3.p08.nsone.net has 198.51.44.72 and 2620:4d:4000:6259:7:8:0:3; dns4.p08.nsone.net has 198.51.45.72 and 2a00:edc0:6259:7:8::4.