educause.us - dns.ninja

`educause.us`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:ba7a^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:138d^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.19.141^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.186.122^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`robin.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3ada^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0da^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`robin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20da^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`robin.ns.cloudflare.com`
		A	108.162.192.218^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robin.ns.cloudflare.com`
		A	172.64.32.218^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robin.ns.cloudflare.com`
		A	173.245.58.218^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`robin.ns.cloudflare.com`
NS	`scott.ns.cloudflare.com`
		A	2606:4700:58::adf5:3be6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`scott.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1e6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`scott.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21e6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`scott.ns.cloudflare.com`
		A	108.162.193.230^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`scott.ns.cloudflare.com`
		A	172.64.33.230^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`scott.ns.cloudflare.com`
		A	173.245.59.230^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`scott.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.19.141, 172.67.186.122
		IPv6 hints	2606:4700:3031::ac43:ba7a, 2606:4700:3037::6815:138d
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=218, name=cloudflare-ech.com
SOA	`robin.ns.cloudflare.com`dns@cloudflare.com serial=2409466348

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1785619775

Same first word

educause.com

educause.edu

educause.us

educause.it

educause.org

educause.net

Similar names

deuceusa.net

causeedu.org

deuceusa.com

DNS History

12 records (6 active, 6 former)

●NSrobin.ns.cloudflare.com2020-02-27 → 2026-08-01 · 2 obs

● 2020-02-27 05:23:24
● 2026-08-01 21:36:18

●NSscott.ns.cloudflare.com2020-02-27 → 2026-08-01 · 2 obs

● 2020-02-27 05:23:24
● 2026-08-01 21:36:18

●A104.21.19.1412021-10-09 → 2026-08-01 · 3 obs

○ 2020-02-27 05:23:24
● 2021-10-09 20:00:12
● 2026-08-01 21:36:18

○A104.28.22.1582020-02-27 → 2020-02-27 · 4 obs

○ 2017-04-08 21:45:42
● 2020-02-27 05:23:24
○ 2021-10-09 20:00:12
○ 2026-08-01 21:36:18

○A104.28.23.1582020-02-27 → 2020-02-27 · 4 obs

○ 2017-04-08 21:45:42
● 2020-02-27 05:23:24
○ 2021-10-09 20:00:12
○ 2026-08-01 21:36:18

●A172.67.186.1222021-10-09 → 2026-08-01 · 3 obs

○ 2020-02-27 05:23:24
● 2021-10-09 20:00:12
● 2026-08-01 21:36:18

●A2606:4700:3031::ac43:ba7a2026-07-04 → 2026-08-01 · 3 obs

○ 2026-06-12 14:28:48
● 2026-07-04 19:20:50
● 2026-08-01 21:36:18

○A2606:4700:3032::681c:179e2020-02-27 → 2020-02-27 · 4 obs

○ 2017-04-08 21:45:42
● 2020-02-27 05:23:24
○ 2021-10-09 20:00:12
○ 2026-08-01 21:36:18

○A2606:4700:3034::681c:169e2020-02-27 → 2020-02-27 · 4 obs

○ 2017-04-08 21:45:42
● 2020-02-27 05:23:24
○ 2021-10-09 20:00:12
○ 2026-08-01 21:36:18

○A2606:4700:3034::ac43:ba7a2021-10-09 → 2026-06-12 · 5 obs

○ 2020-02-27 05:23:24
● 2021-10-09 20:00:12
● 2026-06-12 14:28:48
○ 2026-07-04 19:20:50
○ 2026-08-01 21:36:18

●A2606:4700:3037::6815:138d2021-10-09 → 2026-08-01 · 3 obs

○ 2020-02-27 05:23:24
● 2021-10-09 20:00:12
● 2026-08-01 21:36:18

○A74.220.199.82015-06-19 → 2017-04-08 · 4 obs

● 2015-06-19 20:17:14
● 2017-04-08 21:45:42
○ 2020-02-27 05:23:24
○ 2026-08-01 21:36:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, b.cctld.us, w.cctld.us, y.cctld.us...	-
educause.us	robin.ns.cloudflare.com, scott.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.230

NS records: robin.ns.cloudflare.com, scott.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for educause.us (unsigned zone)

⏱️ Timing

Total: 518ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.186.122, 104.21.19.141`
AAAA	2	`2606:4700:3037::6815:138d, 2606:4700:3031::ac43:ba7a`
NS	2	`robin.ns.cloudflare.com, scott.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`robin.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

educause.us resolves to four IP addresses: 104.21.19.141, 172.67.186.122, 2606:4700:3031::ac43:ba7a and 2606:4700:3037::6815:138d.

debets.club, autodiscover.fstco.com.vn, q6oqhrzw8p73n.xyz and two other host names share IP numbers with educause.us.

Name Servers

educause.us is served by two delegated name servers, robin.ns.cloudflare.com and scott.ns.cloudflare.com.

educause.us uses the same name servers as several other domains — among them tropseeds.com, agenciafuel.com, nmcvirtualworlds.net and two more.

educause.us partially shares its NS delegation with several other domains, including belgastom.be, quantumcachegrid2.baby, drivewaysinnorwich.uk and two others.

These name servers are regularly seen alongside junade.ns.cloudflare.com and isla.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

robin.ns.cloudflare.com carries IP addresses 108.162.192.218, 172.64.32.218 and 173.245.58.218, with 3 other addresses beyond those.

scott.ns.cloudflare.com carries IP addresses 108.162.193.230, 172.64.33.230 and 173.245.59.230, with 3 other addresses beyond those.