WWW.RTSAK.COM - firstus.org
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firstus.org checked at 2025-10-16T17:19:24.063Z 212ms 93/93/93 100% R:13firstus.org
| NS | ns1.dnsbycomodo.net | ||||||
| A | 2610:1c8:b001::1 🇺🇸 NuCDN | ||||||
| PTR | ns1.nudns.com | ||||||
| A | 199.167.66.21🇺🇸 NuCDN | ||||||
| NS | ns2.dnsbycomodo.net | ||||||
| A | 2610:1c8:b002::1 🇺🇸 NuCDN | ||||||
| PTR | ns2.nudns.com | ||||||
| A | 199.167.66.22🇺🇸 NuCDN | ||||||
| MX | d39296a.ess.barracudanetworks.com | ||||||
| A | 209.222.82.252🇺🇸 Amazon | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.253🇺🇸 Amazon | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.255🇺🇸 Amazon | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| MX | d39296b.ess.barracudanetworks.com | ||||||
| A | 209.222.82.252🇺🇸 Amazon | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.253🇺🇸 Amazon | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 209.222.82.255🇺🇸 Amazon | ||||||
| PTR | mail.ess.barracuda.com | ||||||
| A | 199.189.181.154🇺🇸 MNT-MDT-19 | ||||||
org
| NS | a0.org.afilias-nst.info | ||||||
| NS | a2.org.afilias-nst.info | ||||||
| NS | c0.org.afilias-nst.info | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | d0.org.afilias-nst.org | ||||||
Up
mail.firstus.org |
Starts with same word
Starts similarily
AI analysis
The parent of mail.firstus.org is firstus.org.
firstus.org points to a single IP: 199.189.181.154.
Two name servers ns1.dnsbycomodo.net and ns2.dnsbycomodo.net handle delegation for firstus.org.
firstus.org uses the same name server setup as other domains, for example keatsmx.com, icmsgrp.com, hswcorp.com, corwinauto.com and advmicro.net.
firstus.org shares name servers with other domains at least partially, for instance tatacapital.org, avbt.com.sg and moroccansingles.com.
These name servers are often used with the name servers ns3.dnsbycomodo.net and ns4.dnsbycomodo.net.
Host names with two IP numbers:
ns1.dnsbycomodo.net points to: 2610:1c8:b001::1 and 199.167.66.21
ns2.dnsbycomodo.net points to: 2610:1c8:b002::1 and 199.167.66.22
firstus.org is handled by two mail servers: d39296a.ess.barracudanetworks.com and d39296b.ess.barracudanetworks.com.
Host names with three IP numbers:
d39296a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.
d39296b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.
Hosts pointing to 209.222.82.252: d39296a.ess.barracudanetworks.com and d39296b.ess.barracudanetworks.com.
Hosts pointing to 209.222.82.253: d39296a.ess.barracudanetworks.com and d39296b.ess.barracudanetworks.com.
Hosts pointing to 209.222.82.255: d39296a.ess.barracudanetworks.com and d39296b.ess.barracudanetworks.com.
Both d39296a.ess.barracudanetworks.com and d39296b.ess.barracudanetworks.com point to the same three IPs: 209.222.82.252, 209.222.82.253 and 209.222.82.255.