www.opensciencegrid.org - robtex.com

www.opensciencegrid.org

DNSSEC⚠️ Not signed
A2606:4700:3033::ac43:b66f🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:3bb9🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.59.185Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.182.111🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.59.185, 172.67.182.111
IPv6 hints2606:4700:3033::ac43:b66f, 2606:4700:3036::6815:3bb9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=212, name=cloudflare-ech.com

opensciencegrid.org

DNSSEC🔒 Signed (DS record present)
A2606:4700:3033::ac43:b66f🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:3bb9🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.59.185Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.182.111🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSapollo.ns.cloudflare.com ⭐
NSbrianna.ns.cloudflare.com
TXTMS=ms67416317
TXTgoogle-site-verification=5fEgu5KLnPe6ZNUFRNyn6PMyzqlfps9rcOi9WYHrvOo
TXTstatus-page-domain-verification=wwh7f5wsxvjx
TXTv=spf1 -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.59.185, 172.67.182.111
IPv6 hints2606:4700:3033::ac43:b66f, 2606:4700:3036::6815:3bb9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=212, name=cloudflare-ech.com
SOAapollo.ns.cloudflare.comdns@cloudflare.com serial=2411081514
WOT: SAFE (81/100)
WOT: SAFE (81/100)
📈 Tranco rank: #276,776

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DNS History

12 records (4 active, 8 former)

20162017201820192020202120222023202420252026NSdns1.iu.edudns2.iu.eduMXex-smtp.fnal.govopensciencegrid-org.mail.protection.outlook.comA104.21.59.185172.67.182.1112606:4700:3033::ac43:b66f2606:4700:3036::6815:3bb9129.79.53.1412606:4700:3034::6815:3bb92606:4700:3034::ac43:b66fCNAMEopensciencegrid.org
○NSdns1.iu.edu2015-11-07 → 2016-11-18 · 4 obs
● 2015-11-07 18:55:56
● 2016-11-18 19:12:02
○ 2017-11-29 18:04:42
○ 2026-08-01 19:35:08
○NSdns2.iu.edu2015-11-07 → 2016-11-18 · 4 obs
● 2015-11-07 18:55:56
● 2016-11-18 19:12:02
○ 2017-11-29 18:04:42
○ 2026-08-01 19:35:08
○MXex-smtp.fnal.gov2015-11-07 → 2015-11-07 · 3 obs
● 2015-11-07 18:55:56
○ 2016-01-28 18:54:48
○ 2026-08-01 19:35:08
○MXopensciencegrid-org.mail.protection.outlook.com2016-01-28 → 2016-11-18 · 5 obs
○ 2015-11-07 18:55:56
● 2016-01-28 18:54:48
● 2016-11-18 19:12:02
○ 2017-11-29 18:04:42
○ 2026-08-01 19:35:08
●A104.21.59.1852026-03-25 → 2026-08-01 · 3 obs
○ 2017-11-29 18:04:42
● 2026-03-25 22:08:30
● 2026-08-01 19:35:08
○A129.79.53.1412015-06-18 → 2016-11-18 · 4 obs
● 2015-06-18 17:53:00
● 2016-11-18 19:12:02
○ 2017-11-29 18:04:42
○ 2026-08-01 19:35:08
●A172.67.182.1112026-03-25 → 2026-08-01 · 3 obs
○ 2017-11-29 18:04:42
● 2026-03-25 22:08:30
● 2026-08-01 19:35:08
●A2606:4700:3033::ac43:b66f2026-08-01 → 2026-08-01 · 2 obs
○ 2026-03-29 20:31:46
● 2026-08-01 19:35:08
○A2606:4700:3034::6815:3bb92026-03-25 → 2026-03-29 · 4 obs
○ 2017-11-29 18:04:42
● 2026-03-25 22:08:30
● 2026-03-29 20:31:46
○ 2026-08-01 19:35:08
○A2606:4700:3034::ac43:b66f2026-03-25 → 2026-03-29 · 4 obs
○ 2017-11-29 18:04:42
● 2026-03-25 22:08:30
● 2026-03-29 20:31:46
○ 2026-08-01 19:35:08
●A2606:4700:3036::6815:3bb92026-08-01 → 2026-08-01 · 2 obs
○ 2026-03-29 20:31:46
● 2026-08-01 19:35:08
○CNAMEopensciencegrid.org2015-06-18 → 2017-11-29 · 4 obs
● 2015-06-18 17:53:00
● 2017-11-29 18:04:42
○ 2026-03-25 22:08:30
○ 2026-08-01 19:35:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org-
opensciencegrid.orgapollo.ns.cloudflare.com, brianna.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.32.245

NS records: apollo.ns.cloudflare.com, brianna.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 275ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.59.185, 172.67.182.111
AAAA22606:4700:3036::6815:3bb9, 2606:4700:3033::ac43:b66f
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

www.opensciencegrid.org points to the four IP addresses 104.21.59.185, 172.67.182.111, 2606:4700:3033::ac43:b66f and 2606:4700:3036::6815:3bb9.

shlfkekeuszwo.site, www.93gk.com, iigfx.com plus two other host names have IP numbers in common with www.opensciencegrid.org.