fostr.co - robtex.com
fostr.co
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759654589 | ||||||
Same first word
Similar names
DNS History
9 records (9 active, 0 former)
●NSns07.domaincontrol.com2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
●NSns08.domaincontrol.com2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
●MXalt1.aspmx.l.google.com2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
●MXalt2.aspmx.l.google.com2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
●MXalt3.aspmx.l.google.com2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
●MXalt4.aspmx.l.google.com2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
●MXaspmx.l.google.com2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
●A31.43.160.62026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
●A31.43.161.62026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 10:45:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | d.registrydns.co, a.registrydns.co, b.registrydns.co, c.registrydns.co | - |
| fostr.co | ns07.domaincontrol.com, ns08.domaincontrol.com | - |
✅ Authoritative Response
Server:173.201.71.4
NS records: ns07.domaincontrol.com, ns08.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fostr.co (unsigned zone)
⏱️ Timing
Total: 479ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 31.43.161.6, 31.43.160.6 |
| NS | 2 | ns07.domaincontrol.com, ns08.domaincontrol.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt1.aspmx.l.google.com (pri: 5)... |
| TXT | 3 | v=spf1 include:amazonses.com ~all, google-site-verification=ujooosCxZr42QCV... |
| SOA | 1 | ns07.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
fostr.co resolves to two IP numbers: 31.43.160.6 and 31.43.161.6.
other host names including cancian.com.br, reka.ai, castercomm.com, matthiassander.nl and cmitla.org share IP numbers with fostr.co.
Name Servers
fostr.co is delegated to two name servers ns07.domaincontrol.com and ns08.domaincontrol.com.
fostr.co shares the same name server setup as other domains, for instance centurycapital.org, aprhouston.com, cargomarineinsure.com, astrick.in and xn--mgbag0iaxq.net.
fostr.co at least partially shares name servers with other domains, for instance fcrccpremier.com.
Host names with two IP numbers:
The host name ns07.domaincontrol.com points to 2603:5:2170::4 and 97.74.103.4; the host name ns08.domaincontrol.com points to 2603:5:2270::4 and 173.201.71.4.
Mail Servers
fostr.co is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
fostr.co shares some mail servers with other domains, at least partially, for instance daniska.ru, hikarij.jp, east-tec.in, braxel.com.br and consejoescolardecanarias.org.
these mail servers are often used with aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26
alt1.aspmx.l.google.com points to 2800:3f0:4003:c0f::1a and 108.177.123.26
alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.26
alt3.aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.27
alt4.aspmx.l.google.com points to 2607:f8b0:4001:c70::1b and 192.178.209.26
Host names that point to 2a00:1450:4009:c0f::1b: aspmx.l.google.com and alt3.aspmx.l.google.com