`esf9training.net`

DNSSEC	⚠️ Not signed
A	165.91.36.137^{🇺🇸 TAMU165.91.0.0/16 Texas A&M University CIS - Network Group MS 3142 College Station TX 77843-3142, USA}
		PTR	`hq-ke1.teex.tamus.edu`
NS	`ns45.worldnic.com` ⭐
		A	162.159.26.111^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns46.worldnic.com`
		A	162.159.27.50^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`NS45.WORLDNIC.COM`namehost@WORLDNIC.COM serial=121110710

`net`

	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.net`nstld@verisign-grs.com serial=1777162341

Same first word

esf9training.com

esf9training.org

esf9training.net

DNS History

5 records (3 active, 2 former)

●NSns45.worldnic.com2015-06-23 → 2026-04-26 · 2 obs

● 2015-06-23 00:12:46
● 2026-04-26 00:14:50

●NSns46.worldnic.com2015-06-23 → 2026-04-26 · 2 obs

● 2015-06-23 00:12:46
● 2026-04-26 00:14:50

○MXp.webcom.ctmail.com2016-01-24 → 2017-01-14 · 4 obs

● 2016-01-24 12:52:20
● 2017-01-14 10:44:56
○ 2026-04-10 13:08:12
○ 2026-04-26 00:14:50

○A165.91.19.182015-06-23 → 2017-01-14 · 4 obs

● 2015-06-23 00:12:46
● 2017-01-14 10:44:56
○ 2026-04-10 13:08:12
○ 2026-04-26 00:14:50

●A165.91.36.1372026-04-10 → 2026-04-26 · 3 obs

○ 2017-01-14 10:44:56
● 2026-04-10 13:08:12
● 2026-04-26 00:14:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
esf9training.net	ns45.worldnic.com, ns46.worldnic.com	-

✅ Authoritative Response

Server:162.159.26.111

NS records: ns45.worldnic.com, ns46.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for esf9training.net (unsigned zone)

⏱️ Timing

Total: 277ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`165.91.36.137`
NS	2	`ns45.worldnic.com, ns46.worldnic.com`
SOA	1	`NS45.WORLDNIC.COM namehost.WORLDNIC.COM`

Analysis

IP Addresses

esf9training.net points to IP number 165.91.36.137.

For instance, other host names preparingnewmexico.org, trainingwisconsin.com, sitesontexas.org, sitesontexas.net and preparingnewmexico.com share IP numbers with esf9training.net.

Name Servers

esf9training.net is delegated to two name servers: ns45.worldnic.com and ns46.worldnic.com.

esf9training.net uses the same name server setup as other domains such as paulmichl.net, nntanf.org, dpd.org, gkindllc.com and trosman.com.

Host names with one IP number:

ns45.worldnic.com points to: 162.159.26.111.

ns46.worldnic.com points to: 162.159.27.50.

esf9training.net - robtex.com