schoolbillingdev31.com - dns.ninja
schoolbillingdev31.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3034::6815:5be3🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:b502🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.91.227Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.181.2🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | armando.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2ce1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | armando.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3e1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | armando.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23e1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | armando.ns.cloudflare.com | ||||||
| A | 108.162.195.225🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | armando.ns.cloudflare.com | ||||||
| A | 162.159.44.225Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | armando.ns.cloudflare.com | ||||||
| A | 172.64.35.225🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | armando.ns.cloudflare.com | ||||||
| NS | melissa.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3ac7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0c7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20c7🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 108.162.192.199🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 172.64.32.199🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| A | 173.245.58.199🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | melissa.ns.cloudflare.com | ||||||
| TXT | v=spf1 -all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.91.227, 172.67.181.2 | ||||||
| IPv6 hints | 2606:4700:3034::6815:5be3, 2606:4700:3034::ac43:b502 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=150, name=cloudflare-ech.com | ||||||
| SOA | armando.ns.cloudflare.comdns@cloudflare.com serial=2407196864 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1781778910 | ||||||
Subdomains
sb.schoolbillingdev31.com |
Same first word
schoolbillingdev31.com |
DNS History
6 records (6 active, 0 former)
●NSarmando.ns.cloudflare.com2026-04-12 → 2026-06-18 · 2 obs
● 2026-06-18 10:51:46
●NSmelissa.ns.cloudflare.com2026-04-12 → 2026-06-18 · 2 obs
● 2026-06-18 10:51:46
●A104.21.91.2272026-04-12 → 2026-06-18 · 2 obs
● 2026-06-18 10:51:46
●A172.67.181.22026-04-12 → 2026-06-18 · 2 obs
● 2026-06-18 10:51:46
●A2606:4700:3034::6815:5be32026-04-12 → 2026-06-18 · 2 obs
● 2026-06-18 10:51:46
●A2606:4700:3034::ac43:b5022026-04-12 → 2026-06-18 · 2 obs
● 2026-06-18 10:51:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| schoolbillingdev31.com | melissa.ns.cloudflare.com, armando.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.225
NS records: melissa.ns.cloudflare.com, armando.ns.cloudflare.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 221ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.181.2, 104.21.91.227 |
| AAAA | 2 | 2606:4700:3034::6815:5be3, 2606:4700:3034::ac43:b502 |
| NS | 2 | armando.ns.cloudflare.com, melissa.ns.cloudflare.com |
| TXT | 1 | v=spf1 -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | armando.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (melissa.ns.cloudflare.com, melissa.ns.cloudflare.com, melissa.ns.cloudflare.com...)
Analysis
Hierarchy
The domain sb.schoolbillingdev31.com falls under the parent schoolbillingdev31.com.
IP Addresses
schoolbillingdev31.com points to the four IP addresses 104.21.91.227, 172.67.181.2, 2606:4700:3034::6815:5be3 and 2606:4700:3034::ac43:b502.
olimpotorrent.net, three-dd.com, hakinisiyatifi.org plus two other host names have IP numbers in common with schoolbillingdev31.com.
Name Servers
Two name servers handle the delegation for schoolbillingdev31.com: armando.ns.cloudflare.com and melissa.ns.cloudflare.com.
The name server configuration of schoolbillingdev31.com is shared with other domains, for instance jscf.pro, arts-jp.com, idreamcareer.com and two others.
At least some of schoolbillingdev31.com's name servers are shared with other domains, for example colombialotto.com, hc-progress.ru, seecly.com and two more.
These name servers are often deployed together with the name servers ines.ns.cloudflare.com, sima.ns.cloudflare.com, harleigh.ns.cloudflare.com and devin.ns.cloudflare.com.
Hosts with 6 IP addresses each:
armando.ns.cloudflare.com resolves to 108.162.195.225, 162.159.44.225 and 172.64.35.225 among others, with 3 other IP addresses in total.
melissa.ns.cloudflare.com resolves to 108.162.192.199, 172.64.32.199 and 173.245.58.199 among others, with 3 other IP addresses in total.