diffgeom.com - robtex.com
diffgeom.com
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=1791391949 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns.phx1.nearlyfreespeech.net2026-09-09 → 2026-10-07 · 2 obs
● 2026-10-07 17:08:14
●NSns.phx3.nearlyfreespeech.net2026-09-09 → 2026-10-07 · 2 obs
● 2026-10-07 17:08:14
●NSns.phx6.nearlyfreespeech.net2026-09-09 → 2026-10-07 · 2 obs
● 2026-10-07 17:08:14
●MXmail.protonmail.ch2026-09-09 → 2026-10-07 · 2 obs
● 2026-10-07 17:08:14
●MXmailsec.protonmail.ch2026-09-09 → 2026-10-07 · 2 obs
● 2026-10-07 17:08:14
●A208.94.116.482026-09-09 → 2026-10-07 · 2 obs
● 2026-10-07 17:08:14
●A2607:ff18:80::7db52026-09-09 → 2026-10-07 · 2 obs
● 2026-10-07 17:08:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, b.gtld-servers.net, f.gtld-servers.net, l.gtld-servers.net... | - |
| diffgeom.com | ns.phx3.nearlyfreespeech.net, ns.phx6.nearlyfreespeech.net | - |
✅ Authoritative Response
Server:208.94.116.161
NS records: ns.phx3.nearlyfreespeech.net, ns.phx6.nearlyfreespeech.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for diffgeom.com (unsigned zone)
⏱️ Timing
Total: 473ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 208.94.116.48 |
| AAAA | 1 | 2607:ff18:80::7db5 |
| NS | 2 | ns.phx3.nearlyfreespeech.net, ns.phx6.nearlyfreespeech.net |
| MX | 2 | mail.protonmail.ch (pri: 10), mailsec.protonmail.ch (pri: 20) |
| TXT | 3 | protonmail-verification=ad3aed584885e743, v=spf1 include:_spf.protonmail.ch ~all... |
| SOA | 1 | ns.phx1.nearlyfreespeech.net hostmaster. |
Analysis
IP Addresses
diffgeom.com directs to two IP numbers, 208.94.116.48 and 2607:ff18:80::7db5
scottweb.nfshost.com, scottman.net, uxbysarah.com and two other host names share IP numbers with diffgeom.com.
Name Servers
diffgeom.com carries NS records delegating to ns.phx1.nearlyfreespeech.net, ns.phx3.nearlyfreespeech.net and ns.phx6.nearlyfreespeech.net.
diffgeom.com has at least partial name server overlap with other domains, such as charlesmcnamara.com, radiantlifeacademy.com, thisparkbench.com and two others.
It is common to find these name servers alongside the name servers ns.phx4.nearlyfreespeech.net, ns.phx8.nearlyfreespeech.net, ns.phx2.nearlyfreespeech.net and two others.
ns.phx1.nearlyfreespeech.net, ns.phx3.nearlyfreespeech.net and ns.phx6.nearlyfreespeech.net are three hostnames that each resolve to a pair of IP addresses: ns.phx1.nearlyfreespeech.net to 208.94.116.1 and 2607:ff18:80:53::1, ns.phx3.nearlyfreespeech.net to 208.94.116.65 and 2607:ff18:80:53::3, and ns.phx6.nearlyfreespeech.net to 208.94.116.161 and 2607:ff18:80:53::6.
Mail Servers
Mail for diffgeom.com is handled by two mail servers — mail.protonmail.ch and mailsec.protonmail.ch.
diffgeom.com uses an identical mail server configuration to several other domains — among them incarnarts.com, leifutech.de, finishwellhousing.org and two more.
diffgeom.com has at least partial mail server overlap with other domains such as stellbornworks.se, pushingupwellness.com, spiceup.ie and two more.
mail.protonmail.ch and mailsec.protonmail.ch each have three IP addresses — mail.protonmail.ch directs to 176.119.200.128, 185.70.42.128 and 185.205.70.128; mailsec.protonmail.ch directs to 176.119.200.129, 185.70.42.129 and 185.205.70.129.