certtrainers.com - robtex.com

certtrainers.com

DNSSEC⚠️ Not signed
A2a07:7800::212🇬🇧 TWENTYI2a07:7800::/48
A185.151.30.212🇬🇧 TWENTYI185.151.30.0/24
NSns1.serverbyt.in ⭐
A35.197.225.59🇬🇧 Google35.197.224.0/20
PTR59.225.197.35.bc.googleusercontent.com
NSns2.serverbyt.in
A146.148.28.88🇧🇪 Google146.148.16.0/20
PTR88.28.148.146.bc.googleusercontent.com
NSns3.serverbyt.in
A35.198.79.191🇩🇪 Google35.198.64.0/20
PTR191.79.198.35.bc.googleusercontent.com
NSns4.serverbyt.in
A104.196.137.209🇺🇸 Google104.196.128.0/20
PTR209.137.196.104.bc.googleusercontent.com
MXmx.stackmail.com ⭐
A185.151.28.67🇬🇧 TWENTYI185.151.28.0/24
PTRmx.stackmail.com
TXTv=spf1 include:spf.stackmail.com a mx -all
SOAns1.serverbyt.inhostmaster@stackdns.com serial=1719594851

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777482431

Same first word

certtrainers.com

DNS History

7 records (7 active, 0 former)

NSns1.serverbyt.inns2.serverbyt.inns3.serverbyt.inns4.serverbyt.inMXmx.stackmail.comA185.151.30.2122a07:7800::212
●NSns1.serverbyt.in2026-03-28 → 2026-04-29 · 2 obs
● 2026-03-28 18:23:42
● 2026-04-29 17:19:10
●NSns2.serverbyt.in2026-03-28 → 2026-04-29 · 2 obs
● 2026-03-28 18:23:42
● 2026-04-29 17:19:10
●NSns3.serverbyt.in2026-03-28 → 2026-04-29 · 2 obs
● 2026-03-28 18:23:42
● 2026-04-29 17:19:10
●NSns4.serverbyt.in2026-03-28 → 2026-04-29 · 2 obs
● 2026-03-28 18:23:42
● 2026-04-29 17:19:10
●MXmx.stackmail.com2026-03-28 → 2026-04-29 · 2 obs
● 2026-03-28 18:23:42
● 2026-04-29 17:19:10
●A185.151.30.2122026-03-28 → 2026-04-29 · 2 obs
● 2026-03-28 18:23:42
● 2026-04-29 17:19:10
●A2a07:7800::2122026-03-28 → 2026-04-29 · 2 obs
● 2026-03-28 18:23:42
● 2026-04-29 17:19:10

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, f.gtld-servers.net...-
certtrainers.comns1.serverbyt.in, ns2.serverbyt.in, ns3.serverbyt.in, ns4.serverbyt.in-

✅ Authoritative Response

Server:35.197.225.59

NS records: ns1.serverbyt.in, ns2.serverbyt.in, ns3.serverbyt.in, ns4.serverbyt.in

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for certtrainers.com (unsigned zone)

⏱️ Timing

Total: 922ms | Queries: -

📄 Records

TypeCountSample Data
A1185.151.30.212
AAAA12a07:7800::212
NS4ns2.serverbyt.in, ns3.serverbyt.in...
MX1mx.stackmail.com (pri: 10)
TXT1v=spf1 include:spf.stackmail.com a mx -a
SOA1ns1.serverbyt.in hostmaster.stackdns.com

Analysis

IP Addresses

certtrainers.com points to two IP numbers: 2a07:7800::212 and 185.151.30.212.

Other host names, for instance fmo.org.uk, bohemiamapeclub.com, _dc-mx.1761f5310945.postmanfoods.com, tonymoylefunerals.co.uk and bathroom--shelves.co.uk share IP numbers with certtrainers.com.

Name Servers

certtrainers.com is delegated to four name servers: ns1.serverbyt.in, ns2.serverbyt.in, ns3.serverbyt.in and ns4.serverbyt.in.

certtrainers.com at least partially shares name servers with other domains, for instance irishotel.biz, linkedin.ovh, thestaffingcircle.com, amitfin.com and mansoof.com.

These name servers are commonly used alongside ns1.stackdns.com, ns2.stackdns.com, ns3.stackdns.com and ns4.stackdns.com.

Host names with a single IP address

ns1.serverbyt.in points to 35.197.225.59

ns2.serverbyt.in points to 146.148.28.88

ns3.serverbyt.in points to 35.198.79.191

ns4.serverbyt.in points to 104.196.137.209

Mail Servers

certtrainers.com is handled by a single mail server, mx.stackmail.com.

certtrainers.com uses the same mail server configuration as other domains, such as corsaut.com, channel1.in, casarella.com, christiandance.com and casapandemiel.com.

mx.stackmail.com points to a single IP: 185.151.28.67.