opt2learn.org - dns.ninja

`opt2learn.org`

DNSSEC	⚠️ Not signed
A	69.31.185.11^{🇨🇦 AS3029569.31.176.0/20 113-3855 Henning Dr Burnaby BC V5C 6N3 Canada}
		PTR	`ctweb11.ct.coop`
NS	`greg.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b73^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c173^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`greg.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2173^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`greg.ns.cloudflare.com`
		A	108.162.193.115^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	172.64.33.115^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
		A	173.245.59.115^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`greg.ns.cloudflare.com`
NS	`tara.ns.cloudflare.com`
		A	2606:4700:50::adf5:3ae1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tara.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0e1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tara.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20e1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tara.ns.cloudflare.com`
		A	108.162.192.225^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tara.ns.cloudflare.com`
		A	172.64.32.225^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tara.ns.cloudflare.com`
		A	173.245.58.225^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tara.ns.cloudflare.com`
SOA	`greg.ns.cloudflare.com`dns@cloudflare.com serial=2411688602

`org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a0.org.afilias-nst.info` ⭐ ⚠️ Not in parent delegation
	NS	`a2.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`b0.org.afilias-nst.org`
	NS	`b2.org.afilias-nst.org`
	NS	`c0.org.afilias-nst.info` ⚠️ Not in parent delegation
	NS	`d0.org.afilias-nst.org`
	SOA	`a0.org.afilias-nst.info`hostmaster@donuts.email serial=1786641662

Same first word

opt2learn.org

Similar names

top2learn.blogspot.com

DNS History

8 records (3 active, 5 former)

●NSgreg.ns.cloudflare.com2017-01-10 → 2026-08-13 · 3 obs

○ 2016-04-09 19:06:06
● 2017-01-10 23:12:24
● 2026-08-13 17:49:02

○NShsp.cirrushosting.com2015-05-20 → 2016-04-09 · 4 obs

● 2015-05-20 17:12:32
● 2016-04-09 19:06:06
○ 2017-01-10 23:12:24
○ 2026-08-13 17:49:02

○NSns14.cirrushosting.com2015-05-20 → 2016-04-09 · 4 obs

● 2015-05-20 17:12:32
● 2016-04-09 19:06:06
○ 2017-01-10 23:12:24
○ 2026-08-13 17:49:02

○NSns7.cirrushosting.com2015-05-20 → 2016-04-09 · 4 obs

● 2015-05-20 17:12:32
● 2016-04-09 19:06:06
○ 2017-01-10 23:12:24
○ 2026-08-13 17:49:02

●NStara.ns.cloudflare.com2017-01-10 → 2026-08-13 · 3 obs

○ 2016-04-09 19:06:06
● 2017-01-10 23:12:24
● 2026-08-13 17:49:02

○A66.196.38.2392016-04-09 → 2017-01-10 · 5 obs

○ 2016-01-16 03:54:44
● 2016-04-09 19:06:06
● 2017-01-10 23:12:24
○ 2026-02-15 08:12:00
○ 2026-08-13 17:49:02

○A67.213.84.392015-05-20 → 2016-01-16 · 4 obs

● 2015-05-20 17:12:32
● 2016-01-16 03:54:44
○ 2016-04-09 19:06:06
○ 2026-08-13 17:49:02

●A69.31.185.112026-02-15 → 2026-08-13 · 3 obs

○ 2017-01-10 23:12:24
● 2026-02-15 08:12:00
● 2026-08-13 17:49:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org	-
opt2learn.org	tara.ns.cloudflare.com, greg.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.58.225

NS records: tara.ns.cloudflare.com, greg.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for opt2learn.org (unsigned zone)

⏱️ Timing

Total: 800ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`69.31.185.11`
NS	2	`greg.ns.cloudflare.com, tara.ns.cloudflare.com`
SOA	1	`greg.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

opt2learn.org resolves to one IP address: 69.31.185.11.

ctweb11.ct.coop, fpse.ca, healthandsafetybc.ca and two other host names share IP numbers with opt2learn.org.

Name Servers

opt2learn.org is served by two delegated name servers, greg.ns.cloudflare.com and tara.ns.cloudflare.com.

opt2learn.org uses the same name servers as several other domains — among them horizonca.ca, neruson.com, abre.ae and two more.

opt2learn.org partially shares its NS delegation with several other domains, including hearthandvine.com, sxanalytics.com, elitaimobiliaria.com.br and two others.

These name servers are regularly seen alongside toby.ns.cloudflare.com and lucy.ns.cloudflare.com as name servers.

Hostnames that resolve to 6 IP addresses:

greg.ns.cloudflare.com carries IP addresses 108.162.193.115, 172.64.33.115 and 173.245.59.115, with 3 other addresses beyond those.

tara.ns.cloudflare.com carries IP addresses 108.162.192.225, 172.64.32.225 and 173.245.58.225, with 3 other addresses beyond those.