concentrx.com - robtex.com
concentrx.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3035::ac43:afad🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:380c🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.56.12Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.175.173🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | elle.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a6e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elle.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c06e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | elle.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:206e🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | elle.ns.cloudflare.com | ||||||
| A | 108.162.192.110🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elle.ns.cloudflare.com | ||||||
| A | 172.64.32.110🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elle.ns.cloudflare.com | ||||||
| A | 173.245.58.110🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | elle.ns.cloudflare.com | ||||||
| NS | viddy.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c63🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | viddy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c363🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | viddy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2363🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | viddy.ns.cloudflare.com | ||||||
| A | 108.162.195.99🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | viddy.ns.cloudflare.com | ||||||
| A | 162.159.44.99Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | viddy.ns.cloudflare.com | ||||||
| A | 172.64.35.99🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | viddy.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(91) | ||||||
| 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(99) | ||||||
| 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 | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.56.12, 172.67.175.173 | ||||||
| IPv6 | 2606:4700:3035::ac43:afad, 2606:4700:3037::6815:380c | ||||||
| SOA | elle.ns.cloudflare.comdns@cloudflare.com serial=2399109790 | ||||||
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=1774467772 | ||||||
Previously MX for
concentrx.com |
Same first word
concentrx.com |
Similar names
DNS History
13 records (9 active, 4 former)
○NSdns1.anhosting.com2015-05-24 → 2020-01-08 · 4 obs
● 2020-01-08 17:06:38
○ 2026-02-21 10:51:18
○ 2026-03-25 19:54:22
○NSdns2.anhosting.com2015-05-24 → 2020-01-08 · 4 obs
● 2020-01-08 17:06:38
○ 2026-02-21 10:51:18
○ 2026-03-25 19:54:22
●NSelle.ns.cloudflare.com2026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
●NSviddy.ns.cloudflare.com2026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
○MXconcentrx.com2015-05-24 → 2020-01-08 · 4 obs
● 2020-01-08 17:06:38
○ 2026-02-21 10:51:18
○ 2026-03-25 19:54:22
●MXroute1.mx.cloudflare.net2026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
●MXroute2.mx.cloudflare.net2026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
●MXroute3.mx.cloudflare.net2026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
●A104.21.56.122026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
●A172.67.175.1732026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
○A174.127.106.2302015-05-24 → 2020-01-08 · 4 obs
● 2020-01-08 17:06:38
○ 2026-02-21 10:51:18
○ 2026-03-25 19:54:22
●A2606:4700:3035::ac43:afad2026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
●A2606:4700:3037::6815:380c2026-02-21 → 2026-03-25 · 3 obs
● 2026-02-21 10:51:18
● 2026-03-25 19:54:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| concentrx.com | elle.ns.cloudflare.com, viddy.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.110
NS records: elle.ns.cloudflare.com, viddy.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for concentrx.com (unsigned zone)
⏱️ Timing
Total: 169ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.175.173, 104.21.56.12 |
| AAAA | 2 | 2606:4700:3035::ac43:afad, 2606:4700:3037::6815:380c |
| NS | 2 | elle.ns.cloudflare.com, viddy.ns.cloudflare.com |
| MX | 3 | route2.mx.cloudflare.net (pri: 16), route1.mx.cloudflare.net (pri: 91)... |
| TXT | 1 | v=spf1 include:_spf.mx.cloudflare.net ~a |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | elle.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (elle.ns.cloudflare.com, elle.ns.cloudflare.com, elle.ns.cloudflare.com...)
Analysis
IP Addresses
Four IP numbers are pointed to by concentrx.com: 2606:4700:3035::ac43:afad, 2606:4700:3037::6815:380c, 104.21.56.12 and 172.67.175.173.
other host names including flrz.com.cn, tftbrasil.com.br, digixopro.com, siammotors.com and immisocial.ca share IP numbers with concentrx.com.
Name Servers
concentrx.com is delegated to two name servers elle.ns.cloudflare.com and viddy.ns.cloudflare.com.
concentrx.com shares the same name server setup as other domains, for instance mobiledietbuddy.com, premiuminsuranceauditors.com, personalresults.com, getin2.com and syquent.com.
concentrx.com at least partially shares name servers with other domains, for instance 3rpd.com, whatthephovn.com, qqasw.com, v88hs.com and ahprofork.is.
These name servers are commonly used alongside jule.ns.cloudflare.com and chad.ns.cloudflare.com.
Host names with six IP numbers:
Host name elle.ns.cloudflare.com points to: 2606:4700:50::adf5:3a6e, 2803:f800:50::6ca2:c06e, 2a06:98c1:50::ac40:206e, 108.162.192.110, 172.64.32.110 and 173.245.58.110.
Host name viddy.ns.cloudflare.com points to: 2606:4700:58::a29f:2c63, 2803:f800:50::6ca2:c363, 2a06:98c1:50::ac40:2363, 108.162.195.99, 162.159.44.99 and 172.64.35.99.
Mail Servers
concentrx.com is handled by three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
concentrx.com shares some mail servers with other domains, at least partially, for instance aabacusgroup.com, gorkainsausti.com, domaintakeaway.com, vmddp.com and escortsnearby.co.uk.
Host names with six IP numbers:
Host name route1.mx.cloudflare.net points to: 2606:4700:f5::b, 2606:4700:f5::c, 2606:4700:f5::d, 162.159.205.11, 162.159.205.12 and 162.159.205.13.
Host name route2.mx.cloudflare.net points to: 2606:4700:f5::e, 2606:4700:f5::f, 2606:4700:f5::10, 162.159.205.17, 162.159.205.18 and 162.159.205.19.
Host name route3.mx.cloudflare.net points to: 2606:4700:f5::11, 2606:4700:f5::12, 2606:4700:f5::13, 162.159.205.23, 162.159.205.24 and 162.159.205.25.