`esf9training.org`

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	`ns53.worldnic.com` ⭐
		A	162.159.26.165^{Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns54.worldnic.com`
		A	162.159.27.8^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
SOA	`NS53.WORLDNIC.COM`namehost@WORLDNIC.COM serial=125042409

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1777193290

Same first word

esf9training.org

esf9training.net

esf9training.com

DNS History

5 records (3 active, 2 former)

●NSns53.worldnic.com2015-08-15 → 2026-04-26 · 2 obs

● 2015-08-15 18:30:20
● 2026-04-26 08:57:50

●NSns54.worldnic.com2015-08-15 → 2026-04-26 · 2 obs

● 2015-08-15 18:30:20
● 2026-04-26 08:57:50

○MXp.webcom.ctmail.com2015-12-31 → 2017-04-11 · 4 obs

● 2015-12-31 22:28:48
● 2017-04-11 03:21:56
○ 2026-04-10 12:42:18
○ 2026-04-26 08:57:50

○A165.91.19.182015-08-15 → 2017-04-11 · 4 obs

● 2015-08-15 18:30:20
● 2017-04-11 03:21:56
○ 2026-04-10 12:42:18
○ 2026-04-26 08:57:50

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

○ 2017-04-11 03:21:56
● 2026-04-10 12:42:18
● 2026-04-26 08:57:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
esf9training.org	ns53.worldnic.com, ns54.worldnic.com	-

✅ Authoritative Response

Server:162.159.26.165

NS records: ns53.worldnic.com, ns54.worldnic.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for esf9training.org (unsigned zone)

⏱️ Timing

Total: 882ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`165.91.36.137`
NS	2	`ns54.worldnic.com, ns53.worldnic.com`
SOA	1	`NS53.WORLDNIC.COM namehost.WORLDNIC.COM`

Analysis

IP Addresses

esf9training.org points to a single IP number: 165.91.36.137.

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

Name Servers

Delegation for esf9training.org rests with two name servers, ns53.worldnic.com and ns54.worldnic.com.

esf9training.org shares the same name server setup as other domains, including makstride.com, bearauto.com, pygenol.org, sciens.com and littellintl.com.

esf9training.org shares name servers with other domains at least partially, for example fortified-roof.com.

Host names with one IP number: ns53.worldnic.com points to 162.159.26.165; ns54.worldnic.com points to 162.159.27.8.

esf9training.org - robtex.com