optcareers.com - robtex.com

optcareers.com

DNSSEC⚠️ Not signed
NSns1.dnsowl.com ⚠️ Not in zone NS records
A2400:cb00:2049:1::a29f:1a88🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1bad🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.136Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.27.173Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns2.dnsowl.com ⚠️ Not in zone NS records
A2400:cb00:2049:1::a29f:1a31🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1b82🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.49Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.27.130Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
NSns3.dnsowl.com ⚠️ Not in zone NS records
A2400:cb00:2049:1::a29f:1aea🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A2400:cb00:2049:1::a29f:1b62🇺🇸 Cloudflare2400:cb00:2049::/48 , Inc. 101 Townsend Street
A162.159.26.234Cloudflare162.159.26.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A162.159.27.98Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US

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=1777009111

Same first word

optcareers.com

Similar names

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terrascope.us
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perecastor.fr

DNS History

6 records (3 active, 3 former)

20162017201820192020202120222023202420252026NSns1.dnsowl.comns2.dnsowl.comns3.dnsowl.comMXmailstore1.secureserver.netsmtp.secureserver.netA184.168.221.54
●NSns1.dnsowl.com2015-10-20 → 2026-04-24 · 2 obs
● 2015-10-20 18:02:58
● 2026-04-24 05:51:12
●NSns2.dnsowl.com2016-04-05 → 2026-04-24 · 3 obs
○ 2015-10-20 18:02:58
● 2016-04-05 13:34:14
● 2026-04-24 05:51:12
●NSns3.dnsowl.com2016-04-05 → 2026-04-24 · 3 obs
○ 2015-10-20 18:02:58
● 2016-04-05 13:34:14
● 2026-04-24 05:51:12
○MXmailstore1.secureserver.net2015-10-20 → 2020-02-28 · 4 obs
● 2015-10-20 18:02:58
● 2020-02-28 00:16:40
○ 2026-04-05 03:35:44
○ 2026-04-24 05:51:12
○MXsmtp.secureserver.net2015-10-20 → 2020-02-28 · 4 obs
● 2015-10-20 18:02:58
● 2020-02-28 00:16:40
○ 2026-04-05 03:35:44
○ 2026-04-24 05:51:12
○A184.168.221.542015-10-20 → 2020-02-28 · 4 obs
● 2015-10-20 18:02:58
● 2020-02-28 00:16:40
○ 2026-04-05 03:35:44
○ 2026-04-24 05:51:12

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
optcareers.comns1.dnsowl.com, ns2.dnsowl.com, ns3.dnsowl.com12 records

✅ Authoritative Response

Server:162.159.26.136

NS records: ns1.dnsowl.com, ns2.dnsowl.com, ns3.dnsowl.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optcareers.com (unsigned zone)

⏱️ Timing

Total: 277ms | Queries: -

📄 Records

TypeCountSample Data

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns1.dnsowl.com, ns1.dnsowl.com, ns1.dnsowl.com...)

Analysis

Name Servers

optcareers.com is delegated to three name servers: ns1.dnsowl.com, ns2.dnsowl.com and ns3.dnsowl.com.

optcareers.com partially shares name servers with other domains; examples include gszbjs.com, diwu.me, albertof.com, airteldigitaltv.net and sam-ecommerce.com.

Host names with four IP numbers:

ns1.dnsowl.com resolves to: 2400:cb00:2049:1::a29f:1a88, 2400:cb00:2049:1::a29f:1bad, 162.159.26.136 and 162.159.27.173

ns2.dnsowl.com resolves to: 2400:cb00:2049:1::a29f:1a31, 2400:cb00:2049:1::a29f:1b82, 162.159.26.49 and 162.159.27.130

ns3.dnsowl.com resolves to: 2400:cb00:2049:1::a29f:1aea, 2400:cb00:2049:1::a29f:1b62, 162.159.26.234 and 162.159.27.98