concpt.io - robtex.com
concpt.io
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:4938🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::ac43:9e44🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.73.56Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.158.68🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | leonard.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c336🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2336🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 108.162.195.54🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 162.159.44.54Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| A | 172.64.35.54🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | leonard.ns.cloudflare.com | ||||||
| NS | susan.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26c7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2c7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22c7🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 108.162.194.199🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 162.159.38.199Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| A | 172.64.34.199🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | susan.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.73.56, 172.67.158.68 | ||||||
| IPv6 | 2606:4700:3030::6815:4938, 2606:4700:3032::ac43:9e44 | ||||||
| SOA | leonard.ns.cloudflare.comdns@cloudflare.com serial=2398536564 | ||||||
io
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.nic.io ⭐ | ||||||
| NS | a2.nic.io | ||||||
| NS | b0.nic.io | ||||||
| NS | c0.nic.io | ||||||
| SOA | a0.nic.iohostmaster@donuts.email serial=1774648818 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSleonard.ns.cloudflare.com2026-03-20 → 2026-03-27 · 2 obs
● 2026-03-27 22:29:20
●NSsusan.ns.cloudflare.com2026-03-20 → 2026-03-27 · 2 obs
● 2026-03-27 22:29:20
●A104.21.73.562026-03-20 → 2026-03-27 · 2 obs
● 2026-03-27 22:29:20
●A172.67.158.682026-03-20 → 2026-03-27 · 2 obs
● 2026-03-27 22:29:20
●A2606:4700:3030::6815:49382026-03-20 → 2026-03-27 · 2 obs
● 2026-03-27 22:29:20
●A2606:4700:3032::ac43:9e442026-03-20 → 2026-03-27 · 2 obs
● 2026-03-27 22:29:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| io | c0.nic.io, a2.nic.io, a0.nic.io, b0.nic.io | - |
| concpt.io | susan.ns.cloudflare.com, leonard.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.38.199
NS records: susan.ns.cloudflare.com, leonard.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for concpt.io (unsigned zone)
⏱️ Timing
Total: 1193ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.158.68, 104.21.73.56 |
| AAAA | 2 | 2606:4700:3032::ac43:9e44, 2606:4700:3030::6815:4938 |
| NS | 2 | leonard.ns.cloudflare.com, susan.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | leonard.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
concpt.io resolves to four IP numbers: 2606:4700:3030::6815:4938, 2606:4700:3032::ac43:9e44, 104.21.73.56 and 172.67.158.68.
other host names for instance bitcoinethereumnews.com, propecia24.top, anakainiseisasco.gr, daleling.com and gvrb.cn share IP numbers with concpt.io.
Name Servers
concpt.io is delegated to two name servers: leonard.ns.cloudflare.com and susan.ns.cloudflare.com.
concpt.io shares the same name server setup as other domains, for example what-to-do.org, gagetapp.com, flailmower.uk.com, theswatapp.co and esgm.tw.
concpt.io at least partially shares name servers with other domains, for instance nasherie.com, 360relief.net, locksmiths.co.uk, uwb-defender.pro and ploomby.ru.
These name servers are often used with noel.ns.cloudflare.com and damon.ns.cloudflare.com.
Host names with six IP numbers:
leonard.ns.cloudflare.com points to: 2606:4700:58::a29f:2c36, 2803:f800:50::6ca2:c336, 2a06:98c1:50::ac40:2336, 108.162.195.54, 162.159.44.54 and 172.64.35.54; susan.ns.cloudflare.com points to: 2606:4700:50::a29f:26c7, 2803:f800:50::6ca2:c2c7, 2a06:98c1:50::ac40:22c7, 108.162.194.199, 162.159.38.199 and 172.64.34.199.