erstraining.com - dns.ninja
erstraining.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 3.136.92.204🇺🇸 Amazon3.136.0.0/13 EC2 CMH prefix | ||||||
| PTR | ec2-3-136-92-204.us-east-2.compute.amazonaws.com | ||||||
| NS | ns27.worldnic.com ⭐ | ||||||
| A | 162.159.26.132Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | ns28.worldnic.com | ||||||
| A | 162.159.27.77Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| MX | west.smtp.mx.exch070.serverdata.net ⭐ | ||||||
| A | 199.193.206.126🇺🇸 INTERMEDIA199.193.204.0/22 Intermedia.net | ||||||
| PTR | west.smtp.mx.exch070.serverdata.net | ||||||
| TXT | os019m35ivejjdmdu9q8vp36k1 | ||||||
| TXT | v=spf1 include:spf.intermedia.net ~all | ||||||
| SOA | NS27.WORLDNIC.comnamehost@WORLDNIC.com serial=124091313 | ||||||
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=1780583929 | ||||||
Subdomains
mail.erstraining.com |
Same first word
erstraining.com |
erstraining.ca |
Similar names
DNS History
12 records (4 active, 8 former)
○NSbuckwheat.chapel1.com2015-06-12 → 2015-06-12 · 4 obs
● 2015-06-12 13:51:30
○ 2015-10-28 22:45:58
○ 2026-06-04 14:49:14
○NSmercury.chapel1.com2008-10-30 → 2008-10-30 · 3 obs
○ 2015-06-12 13:51:30
○ 2026-06-04 14:49:14
●NSns27.worldnic.com2015-10-28 → 2026-06-04 · 3 obs
● 2015-10-28 22:45:58
● 2026-06-04 14:49:14
●NSns28.worldnic.com2015-10-28 → 2026-06-04 · 3 obs
● 2015-10-28 22:45:58
● 2026-06-04 14:49:14
○NSzeus.chapel1.com2008-10-30 → 2015-06-12 · 4 obs
● 2015-06-12 13:51:30
○ 2015-10-28 22:45:58
○ 2026-06-04 14:49:14
○MXantespam.com2015-06-12 → 2017-10-03 · 5 obs
● 2015-06-12 13:51:30
● 2017-10-03 03:34:38
○ 2026-03-23 04:27:54
○ 2026-06-04 14:49:14
○MXmail.erstraining.com2008-10-30 → 2008-10-30 · 3 obs
○ 2015-06-12 13:51:30
○ 2026-06-04 14:49:14
●MXwest.smtp.mx.exch070.serverdata.net2026-03-23 → 2026-06-04 · 3 obs
● 2026-03-23 04:27:54
● 2026-06-04 14:49:14
○A104.37.190.1392015-06-12 → 2017-04-09 · 5 obs
● 2015-06-12 13:51:30
● 2017-04-09 19:40:14
○ 2017-05-09 19:50:18
○ 2026-06-04 14:49:14
○A162.211.80.1192017-05-09 → 2017-10-03 · 5 obs
● 2017-05-09 19:50:18
● 2017-10-03 03:34:38
○ 2026-03-23 04:27:54
○ 2026-06-04 14:49:14
○A209.161.98.1432008-10-30 → 2008-10-30 · 3 obs
○ 2015-06-12 13:51:30
○ 2026-06-04 14:49:14
●A3.136.92.2042026-03-23 → 2026-06-04 · 3 obs
● 2026-03-23 04:27:54
● 2026-06-04 14:49:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| erstraining.com | ns27.worldnic.com, ns28.worldnic.com | 2 records |
✅ Authoritative Response
Server:162.159.26.132
NS records: ns27.worldnic.com, ns28.worldnic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for erstraining.com (unsigned zone)
⏱️ Timing
Total: 324ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 3.136.92.204 |
| NS | 2 | ns28.worldnic.com, ns27.worldnic.com |
| MX | 1 | west.smtp.mx.exch070.serverdata.net (pri |
| TXT | 2 | os019m35ivejjdmdu9q8vp36k1, v=spf1 include:spf.intermedia.net ~all |
| SOA | 1 | NS27.WORLDNIC.com namehost.WORLDNIC.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns27.worldnic.com, ns28.worldnic.com)
Analysis
Hierarchy
erstraining.com is a parent domain of mail.erstraining.com.
IP Addresses
erstraining.com directs to one IP number, which is 3.136.92.204.
Among the host names that share IP numbers with erstraining.com are joesbikesessions.com, asdesilla.com, paris-black-cars.com and two others.
Name Servers
erstraining.com uses two name servers for its delegation: ns27.worldnic.com and ns28.worldnic.com.
erstraining.com has the same name server delegation as a number of other domains, such as jordancraig.com, good-housekeeping.info, uagolftour.com and two more.
erstraining.com shares at least some of its name servers with other domains, such as krusleski.com and index-sites.net.
ns27.worldnic.com and ns28.worldnic.com each resolve to one IP number: ns27.worldnic.com points to 162.159.26.132 and ns28.worldnic.com points to 162.159.27.77.
Mail Servers
erstraining.com routes its mail through a single mail server, west.smtp.mx.exch070.serverdata.net.
erstraining.com has the same mail server arrangement as a number of other domains, for example everettmall.com, iknld.com, abneris.com and two more.
erstraining.com shares at least some of its mail servers with other domains — for example hashisho.com, bigdcom.com, matberg.com and two more.
It is common to find these mail servers paired with the mail servers east.smtp.mx.exch070.serverdata.net.
west.smtp.mx.exch070.serverdata.net directs to just one IP number, 199.193.206.126.