www.optimum-source.com - robtex.com

www.optimum-source.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:92f2🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:ae4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.10.228Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.146.242🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.10.228, 172.67.146.242
IPv6 hints2606:4700:3032::ac43:92f2, 2606:4700:3037::6815:ae4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com

optimum-source.com

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:92f2🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:ae4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.10.228Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.146.242🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdarwin.ns.cloudflare.com ⭐
NSzara.ns.cloudflare.com
MXmail.optimum-source.com ⭐
TXTv=DMARC1; p=quarantine; adkim=s; aspf=s; rua=mailto:dev@optimum-source.com,ma...
TXTv=spf1 a mx include:optimum-source.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.10.228, 172.67.146.242
IPv6 hints2606:4700:3032::ac43:92f2, 2606:4700:3037::6815:ae4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=14, name=cloudflare-ech.com
SOAdarwin.ns.cloudflare.comdns@cloudflare.com serial=2401816757

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DNS History

13 records (4 active, 9 former)

20162017201820192020202120222023202420252026NSdarwin.ns.cloudflare.comzara.ns.cloudflare.comMXmail.optimum-source.comA104.21.10.228172.67.146.2422606:4700:3032::ac43:92f22606:4700:3037::6815:ae4104.28.18.128104.28.19.128192.96.216.362400:cb00:2048:1::681c:12802400:cb00:2048:1::681c:1380CNAMEoptimum-source.com
○NSdarwin.ns.cloudflare.com2015-10-20 → 2016-04-11 · 4 obs
● 2015-10-20 20:00:16
● 2016-04-11 13:41:36
○ 2017-03-14 19:10:52
○ 2026-05-11 01:15:50
○NSzara.ns.cloudflare.com2015-10-20 → 2016-04-11 · 4 obs
● 2015-10-20 20:00:16
● 2016-04-11 13:41:36
○ 2017-03-14 19:10:52
○ 2026-05-11 01:15:50
○MXmail.optimum-source.com2015-10-20 → 2016-04-11 · 4 obs
● 2015-10-20 20:00:16
● 2016-04-11 13:41:36
○ 2017-03-14 19:10:52
○ 2026-05-11 01:15:50
●A104.21.10.2282026-03-16 → 2026-05-11 · 3 obs
○ 2017-03-14 19:10:52
● 2026-03-16 07:57:28
● 2026-05-11 01:15:50
○A104.28.18.1282015-10-20 → 2017-03-14 · 5 obs
○ 2015-06-02 15:26:00
● 2015-10-20 20:00:16
● 2017-03-14 19:10:52
○ 2026-03-16 07:57:28
○ 2026-05-11 01:15:50
○A104.28.19.1282015-10-20 → 2017-03-14 · 5 obs
○ 2015-06-02 15:26:00
● 2015-10-20 20:00:16
● 2017-03-14 19:10:52
○ 2026-03-16 07:57:28
○ 2026-05-11 01:15:50
●A172.67.146.2422026-03-16 → 2026-05-11 · 3 obs
○ 2017-03-14 19:10:52
● 2026-03-16 07:57:28
● 2026-05-11 01:15:50
○A192.96.216.362015-06-02 → 2015-06-02 · 3 obs
● 2015-06-02 15:26:00
○ 2026-03-16 07:57:28
○ 2026-05-11 01:15:50
○A2400:cb00:2048:1::681c:12802017-03-14 → 2017-03-14 · 4 obs
○ 2015-10-20 20:00:16
● 2017-03-14 19:10:52
○ 2026-03-16 07:57:28
○ 2026-05-11 01:15:50
○A2400:cb00:2048:1::681c:13802017-03-14 → 2017-03-14 · 4 obs
○ 2015-10-20 20:00:16
● 2017-03-14 19:10:52
○ 2026-03-16 07:57:28
○ 2026-05-11 01:15:50
●A2606:4700:3032::ac43:92f22026-03-16 → 2026-05-11 · 3 obs
○ 2017-03-14 19:10:52
● 2026-03-16 07:57:28
● 2026-05-11 01:15:50
●A2606:4700:3037::6815:ae42026-03-16 → 2026-05-11 · 3 obs
○ 2017-03-14 19:10:52
● 2026-03-16 07:57:28
● 2026-05-11 01:15:50
○CNAMEoptimum-source.com2015-06-02 → 2016-04-11 · 4 obs
● 2015-06-02 15:26:00
● 2016-04-11 13:41:36
○ 2017-03-14 19:10:52
○ 2026-05-11 01:15:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comi.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, k.gtld-servers.net...-
optimum-source.comzara.ns.cloudflare.com, darwin.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.148

NS records: zara.ns.cloudflare.com, darwin.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for optimum-source.com (unsigned zone)

⏱️ Timing

Total: 137ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.146.242, 104.21.10.228
AAAA22606:4700:3037::6815:ae4, 2606:4700:3032::ac43:92f2
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

www.optimum-source.com refers to four IP numbers: 2606:4700:3032::ac43:92f2, 2606:4700:3037::6815:ae4, 104.21.10.228 and 172.67.146.242.

Other host names, for instance mail.job-application.co.uk, transformdesigninc.com, pro-nrw.net, dewalivefun.us and animedwarf.com share IP numbers with www.optimum-source.com.