`teletechuniversity.com`

DNSSEC	⚠️ Not signed
NS	`ns1.f5clouddns.com` ⚠️ Not in zone NS records
		A	2604:e180:1071::3:1^{🇺🇸 DEFENSENET-12604:e180::/32 F5, Inc. 801 5th Ave Seattle WA 98104 United States}
		A	107.162.234.197^{🇺🇸 DEFENSENET-1107.162.234.0/24 F5 via EMIX}
NS	`ns2.f5clouddns.com` ⚠️ Not in zone NS records
		A	2604:e180:1071::ffff:6ba2:b0dd^{🇺🇸 DEFENSENET-12604:e180::/32 F5, Inc. 801 5th Ave Seattle WA 98104 United States}
		A	107.162.176.221^{🇺🇸 DEFENSENET-1107.162.176.0/24 F5 via EMIX}

`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.net`nstld@verisign-grs.com serial=1778400946

Same first word

teletechuniversity.com

DNS History

10 records (2 active, 8 former)

○NSgomer.teletech.com2009-01-14 → 2018-10-16 · 4 obs

● 2009-01-14 21:35:06
● 2018-10-16 18:04:18
○ 2026-04-07 17:26:32
○ 2026-05-10 08:31:04

●NSns1.f5clouddns.com2026-04-07 → 2026-05-10 · 3 obs

○ 2018-10-16 18:04:18
● 2026-04-07 17:26:32
● 2026-05-10 08:31:04

●NSns2.f5clouddns.com2026-04-07 → 2026-05-10 · 3 obs

○ 2018-10-16 18:04:18
● 2026-04-07 17:26:32
● 2026-05-10 08:31:04

○NSns2.teletech.com2015-08-27 → 2018-10-16 · 5 obs

○ 2009-01-14 21:35:06
● 2015-08-27 05:04:16
● 2018-10-16 18:04:18
○ 2026-04-07 17:26:32
○ 2026-05-10 08:31:04

○NSzartan.teletech.com2009-01-14 → 2018-10-16 · 4 obs

● 2009-01-14 21:35:06
● 2018-10-16 18:04:18
○ 2026-04-07 17:26:32
○ 2026-05-10 08:31:04

○MXdnvr-emf01.teletech.com2009-01-14 → 2018-10-16 · 4 obs

● 2009-01-14 21:35:06
● 2018-10-16 18:04:18
○ 2026-04-07 17:26:32
○ 2026-05-10 08:31:04

○MXdnvr-emf02.teletech.com2009-01-14 → 2018-10-16 · 4 obs

● 2009-01-14 21:35:06
● 2018-10-16 18:04:18
○ 2026-04-07 17:26:32
○ 2026-05-10 08:31:04

○MXmailgate01.au.teletech.com2015-08-27 → 2018-10-16 · 5 obs

○ 2009-01-14 21:35:06
● 2015-08-27 05:04:16
● 2018-10-16 18:04:18
○ 2026-04-07 17:26:32
○ 2026-05-10 08:31:04

○MXmailgate02.au.teletech.com2015-08-27 → 2018-10-16 · 5 obs

○ 2009-01-14 21:35:06
● 2015-08-27 05:04:16
● 2018-10-16 18:04:18
○ 2026-04-07 17:26:32
○ 2026-05-10 08:31:04

○A69.20.7.372009-01-14 → 2018-10-16 · 4 obs

● 2009-01-14 21:35:06
● 2018-10-16 18:04:18
○ 2026-04-07 17:26:32
○ 2026-05-10 08:31:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	b.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net...	-
teletechuniversity.com	ns1.f5clouddns.com, ns2.f5clouddns.com	4 records

✅ Authoritative Response

Server:107.162.176.221

NS records: ns1.f5clouddns.com, ns2.f5clouddns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for teletechuniversity.com (unsigned zone)

⏱️ Timing

Total: 386ms | Queries: -

📄 Records

Type	Count	Sample Data

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns1.f5clouddns.com, ns1.f5clouddns.com, ns2.f5clouddns.com...)

Analysis

Name Servers

Two name servers ns1.f5clouddns.com and ns2.f5clouddns.com are delegated to teletechuniversity.com.

teletechuniversity.com uses the same name server configuration as other domains, such as valspar-ap.com, ngixn.com, adtbusiness.com, peinturecrowndiamond.com and sherwin.com.br.

teletechuniversity.com at least partially shares name servers with other domains such as onurisvp.com, tvazteca.us, stockfinder.com, trustedrf.com and bienestarsociounico.com.mx.

These name servers are often used together with ns3.aztecaservicios.mx, ns4.aztecaservicios.mx, ns1.f5cloudservices.com, ns2.f5cloudservices.com, ns1.fnni.com, ns1.aztecaservicios.com, ns5.fnni.com, ns.mgi.de, ns1.bluecatdns.com and ns.cgi.com.

Host names with two IPs:

ns1.f5clouddns.com points to 2604:e180:1071::3:1 and 107.162.234.197.

ns2.f5clouddns.com points to 2604:e180:1071::ffff:6ba2:b0dd and 107.162.176.221.

teletechuniversity.com - robtex.com