www.optech.com - robtex.com

www.optech.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c142🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:14ad🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.20.173Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.193.66🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.20.173, 172.67.193.66
IPv6 hints2606:4700:3032::ac43:c142, 2606:4700:3034::6815:14ad
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=119, name=cloudflare-ech.com

optech.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c142🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:14ad🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.20.173Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.193.66🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScris.ns.cloudflare.com ⭐
NSmargot.ns.cloudflare.com
MXus1mail01.teledyne.com ⭐
MXus1mail02.teledyne.com ⭐
MXus3mail01.teledyne.com ⭐
MXus3mail02.teledyne.com ⭐
TXTMS=ms10208717
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.20.173, 172.67.193.66
IPv6 hints2606:4700:3032::ac43:c142, 2606:4700:3034::6815:14ad
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=119, name=cloudflare-ech.com
SOAcris.ns.cloudflare.comdns@cloudflare.com serial=2399382329
WOT: SAFE (95/100)
WOT: SAFE (95/100)

Same first word

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DNS History

12 records (4 active, 8 former)

20162017201820192020202120222023202420252026A104.21.20.173172.67.193.662606:4700:3032::ac43:c1422606:4700:3034::6815:14ad184.107.13.159188.114.96.0188.114.97.0209.59.184.1292a06:98c1:3120::2a06:98c1:3121::67.225.188.21470.38.104.241
●A104.21.20.1732026-03-25 → 2026-04-24 · 5 obs
○ 2026-03-08 07:15:44
● 2026-03-25 23:51:30
○ 2026-04-05 20:41:38
● 2026-04-14 05:32:50
● 2026-04-24 13:44:42
●A172.67.193.662026-03-25 → 2026-04-24 · 5 obs
○ 2026-03-08 07:15:44
● 2026-03-25 23:51:30
○ 2026-04-05 20:41:38
● 2026-04-14 05:32:50
● 2026-04-24 13:44:42
○A184.107.13.1592016-02-04 → 2016-05-02 · 5 obs
○ 2015-12-23 03:41:00
● 2016-02-04 12:15:24
● 2016-05-02 06:52:34
○ 2016-08-26 23:28:42
○ 2026-04-24 13:44:42
○A188.114.96.02026-03-08 → 2026-04-05 · 6 obs
○ 2018-06-30 22:51:48
● 2026-03-08 07:15:44
○ 2026-03-25 23:51:30
● 2026-04-05 20:41:38
○ 2026-04-14 05:32:50
○ 2026-04-24 13:44:42
○A188.114.97.02026-03-08 → 2026-04-05 · 6 obs
○ 2018-06-30 22:51:48
● 2026-03-08 07:15:44
○ 2026-03-25 23:51:30
● 2026-04-05 20:41:38
○ 2026-04-14 05:32:50
○ 2026-04-24 13:44:42
○A209.59.184.1292016-08-26 → 2016-08-26 · 4 obs
○ 2016-05-02 06:52:34
● 2016-08-26 23:28:42
○ 2016-12-20 18:13:58
○ 2026-04-24 13:44:42
●A2606:4700:3032::ac43:c1422026-03-25 → 2026-04-24 · 5 obs
○ 2026-03-08 07:15:44
● 2026-03-25 23:51:30
○ 2026-04-05 20:41:38
● 2026-04-14 05:32:50
● 2026-04-24 13:44:42
●A2606:4700:3034::6815:14ad2026-03-25 → 2026-04-24 · 5 obs
○ 2026-03-08 07:15:44
● 2026-03-25 23:51:30
○ 2026-04-05 20:41:38
● 2026-04-14 05:32:50
● 2026-04-24 13:44:42
○A2a06:98c1:3120::2026-03-08 → 2026-04-05 · 6 obs
○ 2018-06-30 22:51:48
● 2026-03-08 07:15:44
○ 2026-03-25 23:51:30
● 2026-04-05 20:41:38
○ 2026-04-14 05:32:50
○ 2026-04-24 13:44:42
○A2a06:98c1:3121::2026-03-08 → 2026-04-05 · 6 obs
○ 2018-06-30 22:51:48
● 2026-03-08 07:15:44
○ 2026-03-25 23:51:30
● 2026-04-05 20:41:38
○ 2026-04-14 05:32:50
○ 2026-04-24 13:44:42
○A67.225.188.2142016-12-20 → 2018-06-30 · 5 obs
○ 2016-08-26 23:28:42
● 2016-12-20 18:13:58
● 2018-06-30 22:51:48
○ 2026-03-08 07:15:44
○ 2026-04-24 13:44:42
○A70.38.104.2412015-07-04 → 2015-12-23 · 4 obs
● 2015-07-04 20:34:20
● 2015-12-23 03:41:00
○ 2016-02-04 12:15:24
○ 2026-04-24 13:44:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
optech.commargot.ns.cloudflare.com, cris.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.167

NS records: margot.ns.cloudflare.com, cris.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optech.com (unsigned zone)

⏱️ Timing

Total: 257ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.193.66, 104.21.20.173
AAAA22606:4700:3032::ac43:c142, 2606:4700:3034::6815:14ad
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

www.optech.com points to four IP numbers: 2606:4700:3032::ac43:c142, 2606:4700:3034::6815:14ad, 104.21.20.173 and 172.67.193.66.

Other host names, for instance oxiraneli.my, allianthealthcare.com, slotjackpot.ca, chipquik.com and smallscreenlens.co.uk share IP numbers with www.optech.com.