ns2.opensourcemodels.org - robtex.com

ns2.opensourcemodels.org

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:2f0f🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:8fa2🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.15Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.143.162🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.47.15, 172.67.143.162
IPv62606:4700:3035::6815:2f0f, 2606:4700:3035::ac43:8fa2

opensourcemodels.org

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:2f0f🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:8fa2🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.15Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.143.162🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdahlia.ns.cloudflare.com ⭐
NSsullivan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.47.15, 172.67.143.162
IPv62606:4700:3035::6815:2f0f, 2606:4700:3035::ac43:8fa2
SOAdahlia.ns.cloudflare.comdns@cloudflare.com serial=2395732004

Previously NS for

learningtreechennai.com
opensourcemodels.org
wigmore-associates.co.uk
priceandsize.com

Same first word

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DNS History

6 records (4 active, 2 former)

20162017201820192020202120222023202420252026A104.21.47.15172.67.143.1622606:4700:3035::6815:2f0f2606:4700:3035::ac43:8fa2192.185.90.87192.185.91.181
●A104.21.47.152026-03-23 → 2026-03-23 · 2 obs
○ 2017-09-14 14:09:20
● 2026-03-23 10:25:40
●A172.67.143.1622026-03-23 → 2026-03-23 · 2 obs
○ 2017-09-14 14:09:20
● 2026-03-23 10:25:40
○A192.185.90.872017-06-30 → 2017-09-14 · 4 obs
○ 2016-12-28 06:09:48
● 2017-06-30 13:27:06
● 2017-09-14 14:09:20
○ 2026-03-23 10:25:40
○A192.185.91.1812015-08-13 → 2016-12-28 · 4 obs
● 2015-08-13 12:03:26
● 2016-12-28 06:09:48
○ 2017-06-30 13:27:06
○ 2026-03-23 10:25:40
●A2606:4700:3035::6815:2f0f2026-03-23 → 2026-03-23 · 2 obs
○ 2017-09-14 14:09:20
● 2026-03-23 10:25:40
●A2606:4700:3035::ac43:8fa22026-03-23 → 2026-03-23 · 2 obs
○ 2017-09-14 14:09:20
● 2026-03-23 10:25:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
opensourcemodels.orgdahlia.ns.cloudflare.com, sullivan.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.89

NS records: dahlia.ns.cloudflare.com, sullivan.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opensourcemodels.org (unsigned zone)

⏱️ Timing

Total: 270ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.143.162, 104.21.47.15
AAAA22606:4700:3035::ac43:8fa2, 2606:4700:3035::6815:2f0f
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

Four IP numbers are pointed to by ns2.opensourcemodels.org: 2606:4700:3035::6815:2f0f, 2606:4700:3035::ac43:8fa2, 104.21.47.15 and 172.67.143.162.

other host names including mjpsupplies.co.uk, www.jqtouzi.com, telephonyresearch.com, fundacionibr.org.ar and asanmarket.com share IP numbers with ns2.opensourcemodels.org.