mathsolver.tools - dns.ninja
mathsolver.tools
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::6815:3c89🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:c539🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.60.137Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.197.57🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | cora.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:26c3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2c3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22c3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 108.162.194.195🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 162.159.38.195Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| A | 172.64.34.195🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cora.ns.cloudflare.com | ||||||
| NS | langston.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2cfc🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3fc🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23fc🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 108.162.195.252🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 162.159.44.252Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| A | 172.64.35.252🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | langston.ns.cloudflare.com | ||||||
| MX | route2.mx.cloudflare.net ⭐ | ||||||
| A | 2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(95) | ||||||
| A | 2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| MX | route3.mx.cloudflare.net(100) | ||||||
| A | 2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| TXT | google-site-verification=xN2kSMR7GqzHKWzRGGys-be4DCX8YaP8lQZzn0FMQIY | ||||||
| TXT | prod-verif-shipyard-88a8eb189463 | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.60.137, 172.67.197.57 | ||||||
| IPv6 hints | 2606:4700:3035::6815:3c89, 2606:4700:3036::ac43:c539 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=60, name=cloudflare-ech.com | ||||||
| SOA | cora.ns.cloudflare.comdns@cloudflare.com serial=2419202178 | ||||||
tools
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | v0n0.nic.tools ⭐ | ||||||
| NS | v0n1.nic.tools | ||||||
| NS | v0n2.nic.tools | ||||||
| NS | v0n3.nic.tools | ||||||
| NS | v2n0.nic.tools | ||||||
| NS | v2n1.nic.tools | ||||||
| SOA | v0n0.nic.toolshostmaster@donuts.email serial=1793837059 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
14 records (9 active, 5 former)
●NScora.ns.cloudflare.com2026-10-05 → 2026-11-05 · 2 obs
● 2026-11-05 00:49:28
●NSlangston.ns.cloudflare.com2026-10-05 → 2026-11-05 · 2 obs
● 2026-11-05 00:49:28
●MXroute1.mx.cloudflare.net2026-10-05 → 2026-11-05 · 2 obs
● 2026-11-05 00:49:28
●MXroute2.mx.cloudflare.net2026-10-05 → 2026-11-05 · 2 obs
● 2026-11-05 00:49:28
●MXroute3.mx.cloudflare.net2026-10-05 → 2026-11-05 · 2 obs
● 2026-11-05 00:49:28
●A104.21.60.1372026-10-30 → 2026-11-05 · 3 obs
● 2026-10-30 01:40:38
● 2026-11-05 00:49:28
●A172.67.197.572026-10-30 → 2026-11-05 · 3 obs
● 2026-10-30 01:40:38
● 2026-11-05 00:49:28
○A188.114.96.02026-10-05 → 2026-10-29 · 5 obs
○ 2026-10-05 15:35:04
● 2026-10-29 18:37:10
○ 2026-10-30 01:40:38
○ 2026-11-05 00:49:28
○A188.114.97.02026-10-05 → 2026-10-29 · 5 obs
○ 2026-10-05 15:35:04
● 2026-10-29 18:37:10
○ 2026-10-30 01:40:38
○ 2026-11-05 00:49:28
●A2606:4700:3035::6815:3c892026-10-30 → 2026-11-05 · 3 obs
● 2026-10-30 01:40:38
● 2026-11-05 00:49:28
●A2606:4700:3036::ac43:c5392026-10-30 → 2026-11-05 · 3 obs
● 2026-10-30 01:40:38
● 2026-11-05 00:49:28
○A2a06:98c1:3120::2026-10-05 → 2026-10-29 · 5 obs
○ 2026-10-05 15:35:04
● 2026-10-29 18:37:10
○ 2026-10-30 01:40:38
○ 2026-11-05 00:49:28
○A2a06:98c1:3121::2026-10-05 → 2026-10-29 · 5 obs
○ 2026-10-05 15:35:04
● 2026-10-29 18:37:10
○ 2026-10-30 01:40:38
○ 2026-11-05 00:49:28
○A76.76.21.212026-10-05 → 2026-10-05 · 4 obs
● 2026-10-05 15:35:04
○ 2026-10-29 18:37:10
○ 2026-11-05 00:49:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tools | v0n1.nic.tools, v0n3.nic.tools, v2n1.nic.tools, v0n0.nic.tools... | 12 records |
| mathsolver.tools | cora.ns.cloudflare.com, langston.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.195.252
NS records: cora.ns.cloudflare.com, langston.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 1864ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.60.137, 172.67.197.57 |
| AAAA | 2 | 2606:4700:3036::ac43:c539, 2606:4700:3035::6815:3c89 |
| NS | 2 | cora.ns.cloudflare.com, langston.ns.cloudflare.com |
| MX | 3 | route3.mx.cloudflare.net (pri: 100), route2.mx.cloudflare.net (pri: 25)... |
| TXT | 3 | google-site-verification=xN2kSMR7GqzHKWz, prod-verif-shipyard-88a8eb189463... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | cora.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n1.nic.tools, v0n1.nic.tools, v0n3.nic.tools...)
Analysis
IP Addresses
mathsolver.tools has four IP addresses: 104.21.60.137, 172.67.197.57, 2606:4700:3035::6815:3c89 and 2606:4700:3036::ac43:c539.
Additional host names — solarkennel.hu, unisky.pro, bk777ka.com and two others — share IP numbers with mathsolver.tools.
Name Servers
mathsolver.tools uses two name servers for its delegation: cora.ns.cloudflare.com and langston.ns.cloudflare.com.
mathsolver.tools shares its name server setup with other domains, including piyush-ptri005.workers.dev, canalnewgeneration.com, nordsett.com and two others.
mathsolver.tools shares at least some of its name servers with other domains, including koboi89.best, boutell.beer, hothit88thai.com and two others.
These name servers are frequently paired with the name servers alexandra.ns.cloudflare.com, harvey.ns.cloudflare.com and evan.ns.cloudflare.com.
Host names with 6 IP numbers:
Hostname cora.ns.cloudflare.com directs to 108.162.194.195, 162.159.38.195 and 172.64.34.195 along with 3 other IP addresses.
Hostname langston.ns.cloudflare.com directs to 108.162.195.252, 162.159.44.252 and 172.64.35.252 along with 3 other IP addresses.
Mail Servers
mathsolver.tools is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
mathsolver.tools shares mail servers — at least in part — with other domains, including discotab.com, socialtext.com, fam-tech-ltd.com and two others.
Host names with 6 IP numbers:
Hostname route1.mx.cloudflare.net directs to 162.159.205.11, 162.159.205.12 and 162.159.205.13 along with 3 other IP addresses.
Hostname route2.mx.cloudflare.net directs to 162.159.205.17, 162.159.205.18 and 162.159.205.19 along with 3 other IP addresses.
Hostname route3.mx.cloudflare.net directs to 162.159.205.23, 162.159.205.24 and 162.159.205.25 along with 3 other IP addresses.