www.alexanderlessons.com - robtex.com

www.alexanderlessons.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:ba0🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:a669🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.11.160Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.166.105🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.11.160, 172.67.166.105
IPv6 hints2606:4700:3030::6815:ba0, 2606:4700:3037::ac43:a669
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com

alexanderlessons.com

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:ba0🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:a669🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.11.160Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.166.105🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkarl.ns.cloudflare.com ⭐
NSlola.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.11.160, 172.67.166.105
IPv6 hints2606:4700:3030::6815:ba0, 2606:4700:3037::ac43:a669
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOAkarl.ns.cloudflare.comdns@cloudflare.com serial=2400096528
WOT: SAFE (68/100)
WOT: UNKNOWN (68/100)

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DNS History

9 records (4 active, 5 former)

20162017201820192020202120222023202420252026A104.21.11.160172.67.166.1052606:4700:3030::6815:ba02606:4700:3037::ac43:a669188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::66.175.58.9
●A104.21.11.1602026-03-03 → 2026-05-09 · 6 obs
○ 2017-03-28 01:06:22
● 2026-03-03 16:35:38
● 2026-03-11 11:20:16
○ 2026-03-17 05:58:28
● 2026-04-03 12:10:32
● 2026-05-09 13:56:44
●A172.67.166.1052026-03-03 → 2026-05-09 · 6 obs
○ 2017-03-28 01:06:22
● 2026-03-03 16:35:38
● 2026-03-11 11:20:16
○ 2026-03-17 05:58:28
● 2026-04-03 12:10:32
● 2026-05-09 13:56:44
○A188.114.96.02026-03-17 → 2026-03-17 · 4 obs
○ 2026-03-11 11:20:16
● 2026-03-17 05:58:28
○ 2026-04-03 12:10:32
○ 2026-05-09 13:56:44
○A188.114.97.02026-03-17 → 2026-03-17 · 4 obs
○ 2026-03-11 11:20:16
● 2026-03-17 05:58:28
○ 2026-04-03 12:10:32
○ 2026-05-09 13:56:44
●A2606:4700:3030::6815:ba02026-03-03 → 2026-05-09 · 6 obs
○ 2017-03-28 01:06:22
● 2026-03-03 16:35:38
● 2026-03-11 11:20:16
○ 2026-03-17 05:58:28
● 2026-04-03 12:10:32
● 2026-05-09 13:56:44
●A2606:4700:3037::ac43:a6692026-03-03 → 2026-05-09 · 6 obs
○ 2017-03-28 01:06:22
● 2026-03-03 16:35:38
● 2026-03-11 11:20:16
○ 2026-03-17 05:58:28
● 2026-04-03 12:10:32
● 2026-05-09 13:56:44
○A2a06:98c1:3120::2026-03-17 → 2026-03-17 · 4 obs
○ 2026-03-11 11:20:16
● 2026-03-17 05:58:28
○ 2026-04-03 12:10:32
○ 2026-05-09 13:56:44
○A2a06:98c1:3121::2026-03-17 → 2026-03-17 · 4 obs
○ 2026-03-11 11:20:16
● 2026-03-17 05:58:28
○ 2026-04-03 12:10:32
○ 2026-05-09 13:56:44
○A66.175.58.92015-06-29 → 2017-03-28 · 4 obs
● 2015-06-29 13:19:06
● 2017-03-28 01:06:22
○ 2026-03-03 16:35:38
○ 2026-05-09 13:56:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, m.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net...-
alexanderlessons.comlola.ns.cloudflare.com, karl.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.190

NS records: lola.ns.cloudflare.com, karl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for alexanderlessons.com (unsigned zone)

⏱️ Timing

Total: 95ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.11.160, 172.67.166.105
AAAA22606:4700:3037::ac43:a669, 2606:4700:3030::6815:ba0
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

www.alexanderlessons.com maps to four IP numbers: 2606:4700:3030::6815:ba0, 2606:4700:3037::ac43:a669, 104.21.11.160 and 172.67.166.105.

Other host names, for instance js-taobao.com, deltamec.net, tecplusferramentas.com.br, chanceonmanouche.ru and jqkja.buzz share IP numbers with www.alexanderlessons.com.