www.opto-e.com - robtex.com

www.opto-e.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:d75c🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4e1c🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.28Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.215.92🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.78.28, 172.67.215.92
IPv6 hints2606:4700:3031::ac43:d75c, 2606:4700:3037::6815:4e1c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com

opto-e.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:d75c🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:4e1c🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.28Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.215.92🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSjill.ns.cloudflare.com
NSmario.ns.cloudflare.com
MXoptoe-com01b.mail.protection.outlook.com
TXTMS=ms58940660
TXTMS=ms88600106
TXTZOOM_verify_h_nAYtm2TsCJmUnOmHT5hw
TXTanthropic-domain-verification-jjg09d=3yKhvZ0vKLlo1vBKuPVe87c7J
TXTatlassian-domain-verification=eIr/ARYEoGU2J9T8JJgDHbSjPOMw7lLuZyuwKt00MrQhrix...
TXTatlassian-sending-domain-verification=6a72da7d-b0dc-44a3-8417-ac57ce67813a
TXTv=spf1 include:_spf.google.com include:musvc.com include:spf.protection.outlo...
TXTzoho-verification=zb49553438.zmverify.zoho.eu
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.78.28, 172.67.215.92
IPv6 hints2606:4700:3031::ac43:d75c, 2606:4700:3037::6815:4e1c
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=49, name=cloudflare-ech.com
SOAjill.ns.cloudflare.comdns@cloudflare.com serial=2410219463

Same first word

Similar names

DNS History

5 records (4 active, 1 former)

20192020202120222023202420252026A104.21.78.28172.67.215.922606:4700:3031::ac43:d75c2606:4700:3037::6815:4e1cCNAMEopto-e.com
A104.21.78.282026-02-20 → 2026-08-06 · 2 obs
● 2026-02-20 01:23:18
● 2026-08-06 19:02:54
A172.67.215.922026-02-20 → 2026-08-06 · 2 obs
● 2026-02-20 01:23:18
● 2026-08-06 19:02:54
A2606:4700:3031::ac43:d75c2026-02-20 → 2026-08-06 · 2 obs
● 2026-02-20 01:23:18
● 2026-08-06 19:02:54
A2606:4700:3037::6815:4e1c2026-02-20 → 2026-08-06 · 2 obs
● 2026-02-20 01:23:18
● 2026-08-06 19:02:54
CNAMEopto-e.com2018-10-22 → 2018-10-22 · 3 obs
● 2018-10-22 11:25:56
○ 2026-02-20 01:23:18
○ 2026-08-06 19:02:54

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, d.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net...-
opto-e.comjill.ns.cloudflare.com, mario.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.203

NS records: jill.ns.cloudflare.com, mario.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opto-e.com (unsigned zone)

⏱️ Timing

Total: 207ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.78.28, 172.67.215.92
AAAA22606:4700:3037::6815:4e1c, 2606:4700:3031::ac43:d75c
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

www.opto-e.com has four IP addresses: 104.21.78.28, 172.67.215.92, 2606:4700:3031::ac43:d75c and 2606:4700:3037::6815:4e1c.

Additional host names — nynganriverside.com.au, casrp.org, 110daiban.com and two others — share IP numbers with www.opto-e.com.