o-professor.com - robtex.com
o-professor.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:b1f9🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:3357🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.51.87Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.177.249🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | opal.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:2664🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | opal.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c264🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | opal.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2264🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | opal.ns.cloudflare.com | ||||||
| A | 108.162.194.100🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | opal.ns.cloudflare.com | ||||||
| A | 162.159.38.100Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | opal.ns.cloudflare.com | ||||||
| A | 172.64.34.100🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | opal.ns.cloudflare.com | ||||||
| NS | weston.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c8a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | weston.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c38a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | weston.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:238a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | weston.ns.cloudflare.com | ||||||
| A | 108.162.195.138🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | weston.ns.cloudflare.com | ||||||
| A | 162.159.44.138Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | weston.ns.cloudflare.com | ||||||
| A | 172.64.35.138🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | weston.ns.cloudflare.com | ||||||
| MX | _dc-mx.da82df260c82.o-professor.com ⭐ | ||||||
| A | 95.111.245.135🇩🇪 CONTABO95.111.244.0/23 | ||||||
| PTR | srv.o-professor.com | ||||||
| TXT | ca3-98aa6dfcfb6c4ec3ac60905f5e9ac9b4 | ||||||
| TXT | google-site-verification=t_ecZckdUZRo0gXZaruQZheAlefoEcvPrwcmWD-6q2Y | ||||||
| TXT | v=spf1 +a +mx +ip4:95.111.245.135 ~all | ||||||
| TXT | zoho-verification=zb30481961.zmverify.zoho.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.51.87, 172.67.177.249 | ||||||
| IPv6 hints | 2606:4700:3032::ac43:b1f9, 2606:4700:3034::6815:3357 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=233, name=cloudflare-ech.com | ||||||
| SOA | opal.ns.cloudflare.comdns@cloudflare.com serial=2401901621 | ||||||
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=1777121396 | ||||||
Same first word
o-professor.com |
Similar names
DNS History
7 records (7 active, 0 former)
●NSopal.ns.cloudflare.com2026-04-19 → 2026-04-25 · 2 obs
● 2026-04-25 13:07:50
●NSweston.ns.cloudflare.com2026-04-19 → 2026-04-25 · 2 obs
● 2026-04-25 13:07:50
●MX_dc-mx.da82df260c82.o-professor.com2026-04-19 → 2026-04-25 · 2 obs
● 2026-04-25 13:07:50
●A104.21.51.872026-04-19 → 2026-04-25 · 2 obs
● 2026-04-25 13:07:50
●A172.67.177.2492026-04-19 → 2026-04-25 · 2 obs
● 2026-04-25 13:07:50
●A2606:4700:3032::ac43:b1f92026-04-19 → 2026-04-25 · 2 obs
● 2026-04-25 13:07:50
●A2606:4700:3034::6815:33572026-04-19 → 2026-04-25 · 2 obs
● 2026-04-25 13:07:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| o-professor.com | opal.ns.cloudflare.com, weston.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.100
NS records: opal.ns.cloudflare.com, weston.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for o-professor.com (unsigned zone)
⏱️ Timing
Total: 169ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.51.87, 172.67.177.249 |
| AAAA | 2 | 2606:4700:3032::ac43:b1f9, 2606:4700:3034::6815:3357 |
| NS | 2 | opal.ns.cloudflare.com, weston.ns.cloudflare.com |
| MX | 1 | _dc-mx.da82df260c82.o-professor.com (pri |
| TXT | 4 | ca3-98aa6dfcfb6c4ec3ac60905f5e9ac9b4, google-site-verification=t_ecZckdUZRo0gX... |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | opal.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (opal.ns.cloudflare.com, opal.ns.cloudflare.com, opal.ns.cloudflare.com...)
Analysis
IP Addresses
o-professor.com points to four IP numbers: 2606:4700:3032::ac43:b1f9, 2606:4700:3034::6815:3357, 104.21.51.87 and 172.67.177.249.
Other host names including aaaing.com, www.find-buddies.com, transdevbrisbane.com.au, myfirstworld.com and itellhotel.com share IP numbers with o-professor.com.
Name Servers
o-professor.com's delegation uses two name servers, opal.ns.cloudflare.com and weston.ns.cloudflare.com.
o-professor.com shares the same name server setup as other domains, for example booksreed.ru, kuplusrazu.ru, conet.me, starbiography.ru and litrus.net.
o-professor.com at least partially shares name servers with other domains, including david-deutsch.com, vitree.ca, bracket-murmur.ru, pura-nb.com and 7712888.com.
these name servers are commonly used with hugh.ns.cloudflare.com, zita.ns.cloudflare.com, oswald.ns.cloudflare.com and darwin.ns.cloudflare.com.
Host names with six IP numbers:
opal.ns.cloudflare.com points to: 2606:4700:50::a29f:2664, 2803:f800:50::6ca2:c264, 2a06:98c1:50::ac40:2264, 108.162.194.100, 162.159.38.100 and 172.64.34.100.
weston.ns.cloudflare.com points to: 2606:4700:58::a29f:2c8a, 2803:f800:50::6ca2:c38a, 2a06:98c1:50::ac40:238a, 108.162.195.138, 162.159.44.138 and 172.64.35.138.
Mail Servers
o-professor.com is handled by a single mail server, _dc-mx.da82df260c82.o-professor.com.
_dc-mx.da82df260c82.o-professor.com points to a single IP: 95.111.245.135.