lsteach.com - robtex.com

lsteach.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:160🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::ac43:80fa🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.1.96Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.128.250🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdion.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b9c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A2803:f800:50::6ca2:c19c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRdion.ns.cloudflare.com
A2a06:98c1:50::ac40:219c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRdion.ns.cloudflare.com
A108.162.193.156🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A172.64.33.156🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
A173.245.59.156🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRdion.ns.cloudflare.com
NSjosephine.ns.cloudflare.com
A2606:4700:50::a29f:2640🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosephine.ns.cloudflare.com
A2803:f800:50::6ca2:c240🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRjosephine.ns.cloudflare.com
A2a06:98c1:50::ac40:2240🇺🇸 Cloudflare2a06:98c1:50::/45
PTRjosephine.ns.cloudflare.com
A108.162.194.64🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosephine.ns.cloudflare.com
A162.159.38.64Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosephine.ns.cloudflare.com
A172.64.34.64🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRjosephine.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.1.96, 172.67.128.250
IPv6 hints2606:4700:3033::6815:160, 2606:4700:3034::ac43:80fa
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com
SOAdion.ns.cloudflare.comdns@cloudflare.com serial=2401904431

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=1777012751

Same first word

lsteach.com

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DNS History

9 records (6 active, 3 former)

2017201820192020202120222023202420252026NSdion.ns.cloudflare.comjosephine.ns.cloudflare.comf1g1ns1.dnspod.netf1g1ns2.dnspod.netA104.21.1.96172.67.128.2502606:4700:3033::6815:1602606:4700:3034::ac43:80fa47.90.6.40
●NSdion.ns.cloudflare.com2026-03-27 → 2026-04-24 · 3 obs
○ 2017-10-02 15:28:04
● 2026-03-27 14:00:00
● 2026-04-24 06:41:40
○NSf1g1ns1.dnspod.net2016-12-20 → 2017-10-02 · 4 obs
● 2016-12-20 02:05:36
● 2017-10-02 15:28:04
○ 2026-03-27 14:00:00
○ 2026-04-24 06:41:40
○NSf1g1ns2.dnspod.net2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 02:05:36
○ 2026-03-27 14:00:00
○ 2026-04-24 06:41:40
●NSjosephine.ns.cloudflare.com2026-03-27 → 2026-04-24 · 3 obs
○ 2017-10-02 15:28:04
● 2026-03-27 14:00:00
● 2026-04-24 06:41:40
●A104.21.1.962026-03-27 → 2026-04-24 · 3 obs
○ 2017-10-02 15:28:04
● 2026-03-27 14:00:00
● 2026-04-24 06:41:40
●A172.67.128.2502026-03-27 → 2026-04-24 · 3 obs
○ 2017-10-02 15:28:04
● 2026-03-27 14:00:00
● 2026-04-24 06:41:40
●A2606:4700:3033::6815:1602026-03-27 → 2026-04-24 · 3 obs
○ 2017-10-02 15:28:04
● 2026-03-27 14:00:00
● 2026-04-24 06:41:40
●A2606:4700:3034::ac43:80fa2026-03-27 → 2026-04-24 · 3 obs
○ 2017-10-02 15:28:04
● 2026-03-27 14:00:00
● 2026-04-24 06:41:40
○A47.90.6.402016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 02:05:36
○ 2017-10-02 15:28:04
○ 2026-04-24 06:41:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
lsteach.comdion.ns.cloudflare.com, josephine.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.156

NS records: dion.ns.cloudflare.com, josephine.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for lsteach.com (unsigned zone)

⏱️ Timing

Total: 90ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.128.250, 104.21.1.96
AAAA22606:4700:3033::6815:160, 2606:4700:3034::ac43:80fa
NS2dion.ns.cloudflare.com, josephine.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1dion.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (dion.ns.cloudflare.com, dion.ns.cloudflare.com, dion.ns.cloudflare.com...)

Analysis

IP Addresses

lsteach.com points to four IP numbers: 2606:4700:3033::6815:160, 2606:4700:3034::ac43:80fa, 104.21.1.96 and 172.67.128.250.

Other host names including r4d.com.tw, sxs69.com, reyesdeltruco.com, sjdade.com and ballonclub-mh.de share IP numbers with lsteach.com.

Name Servers

lsteach.com's delegation uses two name servers, dion.ns.cloudflare.com and josephine.ns.cloudflare.com.

lsteach.com shares the same name server setup as other domains, for example hicoobo.com, chinaeservice.com, 4006008009.net, scgflz.com and yuanzhanji.com.

lsteach.com at least partially shares name servers with other domains, including sormb.com, selectordersgov.com, myhosted.co.uk, buch123.eu and sajtss.com.

These name servers are commonly used with ned.ns.cloudflare.com and weston.ns.cloudflare.com.

Host names with six IP numbers:

dion.ns.cloudflare.com points to: 2606:4700:58::adf5:3b9c, 2803:f800:50::6ca2:c19c, 2a06:98c1:50::ac40:219c, 108.162.193.156, 172.64.33.156 and 173.245.59.156.

josephine.ns.cloudflare.com points to: 2606:4700:50::a29f:2640, 2803:f800:50::6ca2:c240, 2a06:98c1:50::ac40:2240, 108.162.194.64, 162.159.38.64 and 172.64.34.64.