csharp.tools - robtex.com
csharp.tools
| DNSSEC | β οΈ Not signed | ||||||
| A | 2606:4700:3030::6815:86πΊπΈ Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:96fdπΊπΈ Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 104.21.0.134Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| A | 172.67.150.253πΊπΈ Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US β In HTTPS hints | ||||||
| NS | alex.ns.cloudflare.com β | ||||||
| A | 2606:4700:58::adf5:3b64πΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alex.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c164π¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | alex.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2164πΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | alex.ns.cloudflare.com | ||||||
| A | 108.162.193.100πΊπΈ Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alex.ns.cloudflare.com | ||||||
| A | 172.64.33.100πΊπΈ Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alex.ns.cloudflare.com | ||||||
| A | 173.245.59.100πΊπΈ Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | alex.ns.cloudflare.com | ||||||
| NS | etta.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a9cπΊπΈ Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | etta.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c09cπ¨π· Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | etta.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:209cπΊπΈ Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | etta.ns.cloudflare.com | ||||||
| A | 108.162.192.156πΊπΈ Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | etta.ns.cloudflare.com | ||||||
| A | 172.64.32.156πΊπΈ Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | etta.ns.cloudflare.com | ||||||
| A | 173.245.58.156πΊπΈ Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | etta.ns.cloudflare.com | ||||||
| MX | mail.csharp.tools β | ||||||
| TXT | v=spf1 +mx +a +ip4:20.14.159.20 -all | ||||||
| HTTPS | HTTP/3, HTTP/2 β hints match | ||||||
| IPv4 hints | 104.21.0.134, 172.67.150.253 | ||||||
| IPv6 hints | 2606:4700:3030::6815:86, 2606:4700:3037::ac43:96fd | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=89, name=cloudflare-ech.com | ||||||
| SOA | alex.ns.cloudflare.comdns@cloudflare.com serial=2413452591 | ||||||
tools
| DNSSEC | π Signed (DS record present) | ||||||
| NS | v0n0.nic.tools β | ||||||
| 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=1788766982 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
11 records (7 active, 4 former)
βNSalex.ns.cloudflare.com2026-09-05 β 2026-09-07 Β· 2 obs
β 2026-09-07 08:04:32
βNSetta.ns.cloudflare.com2026-09-05 β 2026-09-07 Β· 2 obs
β 2026-09-07 08:04:32
βMXmail.csharp.tools2026-09-05 β 2026-09-07 Β· 2 obs
β 2026-09-07 08:04:32
βA104.21.0.1342026-09-06 β 2026-09-07 Β· 3 obs
β 2026-09-06 20:50:18
β 2026-09-07 08:04:32
βA172.67.150.2532026-09-06 β 2026-09-07 Β· 3 obs
β 2026-09-06 20:50:18
β 2026-09-07 08:04:32
βA188.114.96.02026-09-05 β 2026-09-05 Β· 3 obs
β 2026-09-06 20:50:18
β 2026-09-07 08:04:32
βA188.114.97.02026-09-05 β 2026-09-05 Β· 3 obs
β 2026-09-06 20:50:18
β 2026-09-07 08:04:32
βA2606:4700:3030::6815:862026-09-06 β 2026-09-07 Β· 3 obs
β 2026-09-06 20:50:18
β 2026-09-07 08:04:32
βA2606:4700:3037::ac43:96fd2026-09-06 β 2026-09-07 Β· 3 obs
β 2026-09-06 20:50:18
β 2026-09-07 08:04:32
βA2a06:98c1:3120::2026-09-05 β 2026-09-05 Β· 3 obs
β 2026-09-06 20:50:18
β 2026-09-07 08:04:32
βA2a06:98c1:3121::2026-09-05 β 2026-09-05 Β· 3 obs
β 2026-09-06 20:50:18
β 2026-09-07 08:04:32
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tools | v0n1.nic.tools, v0n3.nic.tools, v2n1.nic.tools, v0n0.nic.tools... | 12 records |
| csharp.tools | etta.ns.cloudflare.com, alex.ns.cloudflare.com | - |
β Authoritative Response
Server:173.245.58.156
NS records: etta.ns.cloudflare.com, alex.ns.cloudflare.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for csharp.tools (unsigned zone)
β±οΈ Timing
Total: 848ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.0.134, 172.67.150.253 |
| AAAA | 2 | 2606:4700:3030::6815:86, 2606:4700:3037::ac43:96fd |
| NS | 2 | alex.ns.cloudflare.com, etta.ns.cloudflare.com |
| MX | 1 | mail.csharp.tools (pri: 10) |
| TXT | 1 | v=spf1 +mx +a +ip4:20.14.159.20 -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | alex.ns.cloudflare.com dns.cloudflare.co |
π Glue Records Collected
Total: 12
In-bailiwick: 12 (v0n1.nic.tools, v0n1.nic.tools, v0n3.nic.tools...)
Analysis
IP Addresses
csharp.tools points to the four IP addresses 104.21.0.134, 172.67.150.253, 2606:4700:3030::6815:86 and 2606:4700:3037::ac43:96fd.
Among the host names that share IP numbers with csharp.tools are legacyparo.live, www.soumiserecherchemaitre.fr, istition.com and two others.
Name Servers
Two name servers handle the delegation for csharp.tools: alex.ns.cloudflare.com and etta.ns.cloudflare.com.
csharp.tools has the same name server delegation as a number of other domains, such as software-architecture-5ko.pages.dev, evoraetravelhubsg.live, seaevorae.live and two more.
There is at least partial name server overlap between csharp.tools and other domains β bciotv10.com, atribunezipyw.world, neongoatstudios.workers.dev and two more among them.
These name servers frequently co-occur with the name servers woz.ns.cloudflare.com and nola.ns.cloudflare.com.
Host names resolving to 6 IP numbers:
alex.ns.cloudflare.com resolves to 108.162.193.100, 172.64.33.100 and 173.245.59.100 among others, with 3 other IP addresses in total.
etta.ns.cloudflare.com resolves to 108.162.192.156, 172.64.32.156 and 173.245.58.156 among others, with 3 other IP addresses in total.
Mail Servers
csharp.tools routes its mail through a single mail server, mail.csharp.tools.