oncert.com - robtex.com
oncert.com
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=1786017514 | ||||||
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSdns1.cscdns.net2015-07-04 → 2026-08-06 · 2 obs
● 2026-08-06 12:00:24
●NSdns2.cscdns.net2015-07-04 → 2026-08-06 · 2 obs
● 2026-08-06 12:00:24
●MXcustmx.cscdns.net2015-07-04 → 2026-08-06 · 2 obs
● 2026-08-06 12:00:24
●A165.160.13.202015-07-04 → 2026-08-06 · 2 obs
● 2026-08-06 12:00:24
●A165.160.15.202015-07-04 → 2026-08-06 · 2 obs
● 2026-08-06 12:00:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| oncert.com | dns1.cscdns.net, dns2.cscdns.net | - |
✅ Authoritative Response
Server:156.154.130.100
NS records: dns1.cscdns.net, dns2.cscdns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oncert.com (unsigned zone)
⏱️ Timing
Total: 548ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 165.160.15.20, 165.160.13.20 |
| NS | 2 | dns1.cscdns.net, dns2.cscdns.net |
| MX | 1 | custmx.cscdns.net (pri: 10) |
| SOA | 1 | dns1.cscdns.net hostmaster.cscdns.net |
Analysis
IP Addresses
oncert.com resolves to the IP addresses 165.160.13.20 and 165.160.15.20
Among the host names that share IP numbers with oncert.com are avanospatientaccess.com, veriaonfios.com, steambugs.com and two others.
Name Servers
Two name servers handle the delegation for oncert.com: dns1.cscdns.net and dns2.cscdns.net.
oncert.com has the same name server delegation as a number of other domains, such as lowesspringtips.com, campagnolona.com, truistinsurance.biz and two more.
There is an overlap in name servers between oncert.com and other domains, for example michelin.com.hk, yourbankofamerica.us and neabillingservices.org
It is common to see these name servers used together with name servers ns101.bac.com and ns102.bac.com.
dns1.cscdns.net and dns2.cscdns.net both carry two IP addresses. The A records for dns1.cscdns.net are 156.154.130.100 and 2610:a1:1022::100; the A records for dns2.cscdns.net are 156.154.131.100 and 2610:a1:1023::100.
Mail Servers
oncert.com routes its mail through a single mail server, custmx.cscdns.net.
oncert.com has the same mail server arrangement as a number of other domains, for example epalloy.com, chevyownercenter.com, rothenberger-factory-outlet.de and two more.
custmx.cscdns.net carries a single IP number, which is 198.58.121.58.