teknova.com - robtex.com

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teknova.com

DNSSEC⚠️ Not signed
A2606:4700:20::681a:c8dπŸ‡ΊπŸ‡Έ Cloudflareβœ“
A2606:4700:20::681a:d8dπŸ‡ΊπŸ‡Έ Cloudflareβœ“
A2606:4700:20::ac43:49bdπŸ‡ΊπŸ‡Έ Cloudflareβœ“
A104.26.12.141 Cloudflareβœ“
A104.26.13.141 Cloudflareβœ“
A172.67.73.189πŸ‡ΊπŸ‡Έ Cloudflareβœ“
NSjean.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a79πŸ‡ΊπŸ‡Έ Cloudflare
PTRjean.ns.cloudflare.com
A2803:f800:50::6ca2:c079πŸ‡¨πŸ‡· Cloudflare
PTRjean.ns.cloudflare.com
A2a06:98c1:50::ac40:2079πŸ‡ΊπŸ‡Έ Cloudflare
PTRjean.ns.cloudflare.com
A108.162.192.121πŸ‡ΊπŸ‡Έ Cloudflare
PTRjean.ns.cloudflare.com
A172.64.32.121πŸ‡ΊπŸ‡Έ Cloudflare
PTRjean.ns.cloudflare.com
A173.245.58.121πŸ‡ΊπŸ‡Έ Cloudflare
PTRjean.ns.cloudflare.com
NSotto.ns.cloudflare.com
A2606:4700:58::a29f:2c87πŸ‡ΊπŸ‡Έ Cloudflare
PTRotto.ns.cloudflare.com
A2803:f800:50::6ca2:c387πŸ‡¨πŸ‡· Cloudflare
PTRotto.ns.cloudflare.com
A2a06:98c1:50::ac40:2387πŸ‡ΊπŸ‡Έ Cloudflare
PTRotto.ns.cloudflare.com
A108.162.195.135πŸ‡ΊπŸ‡Έ Cloudflare
PTRotto.ns.cloudflare.com
A162.159.44.135 Cloudflare
PTRotto.ns.cloudflare.com
A172.64.35.135πŸ‡ΊπŸ‡Έ Cloudflare
PTRotto.ns.cloudflare.com
MXd197705a.ess.barracudanetworks.com ⭐
A209.222.82.252πŸ‡ΊπŸ‡Έ Amazon
PTRmail.ess.barracuda.com
A209.222.82.253πŸ‡ΊπŸ‡Έ Amazon
PTRmail.ess.barracuda.com
A209.222.82.255πŸ‡ΊπŸ‡Έ Amazon
PTRmail.ess.barracuda.com
MXd197705b.ess.barracudanetworks.com(10)
A209.222.82.252πŸ‡ΊπŸ‡Έ Amazon
PTRmail.ess.barracuda.com
A209.222.82.253πŸ‡ΊπŸ‡Έ Amazon
PTRmail.ess.barracuda.com
A209.222.82.255πŸ‡ΊπŸ‡Έ Amazon
PTRmail.ess.barracuda.com
TXTMS=ms35944879
TXTduo_sso_verification=A0mIuTeEpPqr4nYWgLy3rvrhCLhEGZSyx2tWsZrEMS3m4gl1cEtLo3c8...
TXTgoogle-site-verification=hQljHUXwGwpNV8jLmYUy6k7OBC2idsht6213unRFpdM
TXTgoogle-site-verification=jA1IU_QLJJ3IURl52GAsoJZl2HZYlpZJH1bkllMranI
TXTgoogle-site-verification=xfCgQL1F-LisGpHvUexVKwwTFL-rKc6HB3C15dQJjg0
TXTpardot877722=1f2da15743a111d4aeb4cbd44063b821f694fe9c9e924fb17e9763ff5295997f
TXTrlfh7t0hd6b43krwg7s4mvp8k2y7sldq
TXTv=spf1 include:spf.protection.outlook.com include:spf.ess.barracudanetworks.c...
HTTPSHTTP/2 βœ“ hints match
IPv4104.26.12.141, 104.26.13.141, 172.67.73.189
IPv62606:4700:20::681a:c8d, 2606:4700:20::681a:d8d, 2606:4700:20::ac43:49bd
SOAjean.ns.cloudflare.comdns@cloudflare.com serial=2394683539

com

PTR for

Up

Same first word

Similar names

DNS History

14 records (10 active, 4 former)

20162017201820192020202120222023202420252026NSjean.ns.cloudflare.comotto.ns.cloudflare.comns45.worldnic.comns46.worldnic.comMXd197705a.ess.barracudanetworks.comd197705b.ess.barracudanetworks.cominbound.teknova.com.netsolmail.netA104.26.12.141104.26.13.141172.67.73.1892606:4700:20::681a:c8d2606:4700:20::681a:d8d2606:4700:20::ac43:49bd209.216.99.84
●NSjean.ns.cloudflare.com2026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
β—‹NSns45.worldnic.com2015-08-19 β†’ 2017-01-22 Β· 4 obs
● 2015-08-19 02:10:18
● 2017-01-22 10:10:52
β—‹ 2026-02-14 23:54:26
β—‹ 2026-02-14 23:54:28
β—‹NSns46.worldnic.com2015-08-19 β†’ 2017-01-22 Β· 4 obs
● 2015-08-19 02:10:18
● 2017-01-22 10:10:52
β—‹ 2026-02-14 23:54:26
β—‹ 2026-02-14 23:54:28
●NSotto.ns.cloudflare.com2026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
●MXd197705a.ess.barracudanetworks.com2026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
●MXd197705b.ess.barracudanetworks.com2026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
β—‹MXinbound.teknova.com.netsolmail.net2015-08-19 β†’ 2017-01-22 Β· 4 obs
● 2015-08-19 02:10:18
● 2017-01-22 10:10:52
β—‹ 2026-02-14 23:54:26
β—‹ 2026-02-14 23:54:28
●A104.26.12.1412026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
●A104.26.13.1412026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
●A172.67.73.1892026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
β—‹A209.216.99.842015-08-19 β†’ 2017-01-22 Β· 4 obs
● 2015-08-19 02:10:18
● 2017-01-22 10:10:52
β—‹ 2026-02-14 23:54:26
β—‹ 2026-02-14 23:54:28
●A2606:4700:20::681a:c8d2026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
●A2606:4700:20::681a:d8d2026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28
●A2606:4700:20::ac43:49bd2026-02-14 β†’ 2026-02-14 Β· 3 obs
β—‹ 2017-01-22 10:10:52
● 2026-02-14 23:54:26
● 2026-02-14 23:54:28

πŸ” DNS Trace

πŸ“‹ Delegation Chain

ZoneNameserversGlue
teknova.comjean.ns.cloudflare.com, otto.ns.cloudflare.com-

βœ… Authoritative Response

Server: 108.162.192.121

NS records: jean.ns.cloudflare.com, otto.ns.cloudflare.com

πŸ”’ DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for teknova.com (unsigned zone)

⏱️ Timing

Total: 160ms | Queries: -

πŸ“„ Records

TypeCountSample Data
A3104.26.12.141, 104.26.13.141...
AAAA32606:4700:20::681a:d8d, 2606:4700:20::ac43:49bd...
NS2jean.ns.cloudflare.com, otto.ns.cloudflare.com
MX2d197705a.ess.barracudanetworks.com (pri:, d197705b.ess.barracudanetworks.com (pri:
TXT8MS=ms35944879, duo_sso_verification=A0mIuTeEpPqr4nYWgLy...
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1jean.ns.cloudflare.com dns.cloudflare.co

AI analysis

The parent of www.teknova.com is teknova.com.

Six IP numbers are pointed to by teknova.com: 2606:4700:20::681a:c8d, 2606:4700:20::681a:d8d, 2606:4700:20::ac43:49bd, 104.26.12.141, 104.26.13.141 and 172.67.73.189.

Other host names such as acoustic-lion-late.on-fleek.app, low-banana-huge.on-fleek.app, mail.nirlat.com, shrilling-exabyte-quick.on-fleek.app and mbmacct-rvw-141911.on-fleek.app share IPs with teknova.com.

teknova.com is delegated to two name servers: jean.ns.cloudflare.com and otto.ns.cloudflare.com.

teknova.com shares the same name server setup as redtube.dk, wwwnts.com, smdcars.co.za, wwwinaem.es and wwwsvb.nl.

teknova.com at least partially shares name servers with other domains, for instance h-s-b-c-uk.com, bodlecongi.pro, xperimentalhamid.com, affiembed.com and 8weeksofcode.org.

These name servers are commonly used with kehlani.ns.cloudflare.com and marissa.ns.cloudflare.com.

Host names with six IP numbers:

jean.ns.cloudflare.com points to 2606:4700:50::adf5:3a79, 2803:f800:50::6ca2:c079, 2a06:98c1:50::ac40:2079, 108.162.192.121, 172.64.32.121 and 173.245.58.121.

otto.ns.cloudflare.com points to 2606:4700:58::a29f:2c87, 2803:f800:50::6ca2:c387, 2a06:98c1:50::ac40:2387, 108.162.195.135, 162.159.44.135 and 172.64.35.135.

teknova.com is handled by two mail servers: d197705a.ess.barracudanetworks.com and d197705b.ess.barracudanetworks.com.

Host names with three IP numbers:

d197705a.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

d197705b.ess.barracudanetworks.com points to 209.222.82.252, 209.222.82.253 and 209.222.82.255.

Names that point to 209.222.82.252: d197705a.ess.barracudanetworks.com and d197705b.ess.barracudanetworks.com.

Names that point to 209.222.82.253: d197705a.ess.barracudanetworks.com and d197705b.ess.barracudanetworks.com.

Names that point to 209.222.82.255: d197705a.ess.barracudanetworks.com and d197705b.ess.barracudanetworks.com.