readcube.org - dns.ninja

`readcube.org`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:447^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	2606:4700:20::681a:547^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	2606:4700:20::ac43:4555^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	104.26.4.71^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	104.26.5.71^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
A	172.67.69.85^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`gina.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a75^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c075^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gina.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2075^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gina.ns.cloudflare.com`
		A	108.162.192.117^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	172.64.32.117^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
		A	173.245.58.117^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gina.ns.cloudflare.com`
NS	`woz.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b96^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c196^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`woz.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2196^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`woz.ns.cloudflare.com`
		A	108.162.193.150^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	172.64.33.150^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
		A	173.245.59.150^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`woz.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c29::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`yuiadum-in-f27.1e100.net`
		A	142.251.167.27^{🇺🇸 Google142.251.167.0/24}
			PTR	`ww-in-f27.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽²⁰⁾
		A	2800:3f0:4003:c14::1a^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.26^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽³⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.27^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f27.1e100.net`
MX	`aspmx2.googlemail.com`⁽⁴⁰⁾
		A	2800:3f0:4003:c14::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	192.178.234.27^{🇺🇸 Google192.178.0.0/15}
			PTR	`ncsclj-in-f27.1e100.net`
MX	`aspmx3.googlemail.com`⁽⁵⁰⁾
		A	2a00:1450:400b:c02::1b^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f27.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`google-site-verification=DxOGPkpwCf1pIKQObt-s3UEpxlcrUmvQUB8X-cEdgJw`
SOA	`gina.ns.cloudflare.com`dns@cloudflare.com serial=2411372226

`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=1786647935

Same first word

readcube.net

readcube.com

readcube.org

Similar names

edubrace.com

ubeecard.com

dearcube.com

beraduce.com

beducare.com

abducere.com

DNS History

21 records (13 active, 8 former)

●NSgina.ns.cloudflare.com2015-10-10 → 2026-08-13 · 2 obs

● 2015-10-10 18:52:44
● 2026-08-13 19:39:08

●NSwoz.ns.cloudflare.com2015-10-10 → 2026-08-13 · 2 obs

● 2015-10-10 18:52:44
● 2026-08-13 19:39:08

●MXalt1.aspmx.l.google.com2015-10-10 → 2026-08-13 · 2 obs

● 2015-10-10 18:52:44
● 2026-08-13 19:39:08

●MXalt2.aspmx.l.google.com2015-10-10 → 2026-08-13 · 2 obs

● 2015-10-10 18:52:44
● 2026-08-13 19:39:08

●MXaspmx.l.google.com2015-10-10 → 2026-08-13 · 2 obs

● 2015-10-10 18:52:44
● 2026-08-13 19:39:08

●MXaspmx2.googlemail.com2015-10-10 → 2026-08-13 · 2 obs

● 2015-10-10 18:52:44
● 2026-08-13 19:39:08

●MXaspmx3.googlemail.com2015-10-10 → 2026-08-13 · 2 obs

● 2015-10-10 18:52:44
● 2026-08-13 19:39:08

○A104.20.20.652015-10-10 → 2015-10-10 · 3 obs

● 2015-10-10 18:52:44
○ 2015-12-11 00:13:42
○ 2026-08-13 19:39:08

○A104.20.21.652015-10-10 → 2015-10-10 · 3 obs

● 2015-10-10 18:52:44
○ 2015-12-11 00:13:42
○ 2026-08-13 19:39:08

●A104.26.4.712026-03-03 → 2026-08-13 · 3 obs

○ 2019-08-21 15:40:52
● 2026-03-03 00:34:12
● 2026-08-13 19:39:08

●A104.26.5.712026-03-03 → 2026-08-13 · 3 obs

○ 2019-08-21 15:40:52
● 2026-03-03 00:34:12
● 2026-08-13 19:39:08

○A104.27.146.1562015-12-11 → 2019-08-21 · 5 obs

○ 2015-10-10 18:52:44
● 2015-12-11 00:13:42
● 2019-08-21 15:40:52
○ 2026-03-03 00:34:12
○ 2026-08-13 19:39:08

○A104.27.147.1562015-12-11 → 2019-08-21 · 5 obs

○ 2015-10-10 18:52:44
● 2015-12-11 00:13:42
● 2019-08-21 15:40:52
○ 2026-03-03 00:34:12
○ 2026-08-13 19:39:08

●A172.67.69.852026-03-03 → 2026-08-13 · 3 obs

○ 2019-08-21 15:40:52
● 2026-03-03 00:34:12
● 2026-08-13 19:39:08

○A2400:cb00:2048:1::681b:929c2018-05-01 → 2018-09-17 · 5 obs

○ 2015-12-11 00:13:42
● 2018-05-01 01:35:20
● 2018-09-17 02:54:54
○ 2019-08-21 15:40:52
○ 2026-08-13 19:39:08

○A2400:cb00:2048:1::681b:939c2018-05-01 → 2018-09-17 · 5 obs

○ 2015-12-11 00:13:42
● 2018-05-01 01:35:20
● 2018-09-17 02:54:54
○ 2019-08-21 15:40:52
○ 2026-08-13 19:39:08

●A2606:4700:20::681a:4472026-03-03 → 2026-08-13 · 3 obs

○ 2019-08-21 15:40:52
● 2026-03-03 00:34:12
● 2026-08-13 19:39:08

●A2606:4700:20::681a:5472026-03-03 → 2026-08-13 · 3 obs

○ 2019-08-21 15:40:52
● 2026-03-03 00:34:12
● 2026-08-13 19:39:08

●A2606:4700:20::ac43:45552026-03-03 → 2026-08-13 · 3 obs

○ 2019-08-21 15:40:52
● 2026-03-03 00:34:12
● 2026-08-13 19:39:08

○A2606:4700:30::681b:929c2019-08-21 → 2019-08-21 · 4 obs

○ 2018-09-17 02:54:54
● 2019-08-21 15:40:52
○ 2026-03-03 00:34:12
○ 2026-08-13 19:39:08

○A2606:4700:30::681b:939c2019-08-21 → 2019-08-21 · 4 obs

○ 2018-09-17 02:54:54
● 2019-08-21 15:40:52
○ 2026-03-03 00:34:12
○ 2026-08-13 19:39:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	d0.org.afilias-nst.org, b0.org.afilias-nst.org, b2.org.afilias-nst.org	-
readcube.org	woz.ns.cloudflare.com, gina.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.193.150

NS records: woz.ns.cloudflare.com, gina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for readcube.org (unsigned zone)

⏱️ Timing

Total: 452ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`104.26.4.71, 104.26.5.71...`
AAAA	3	`2606:4700:20::681a:547, 2606:4700:20::ac43:4555...`
NS	2	`gina.ns.cloudflare.com, woz.ns.cloudflare.com`
MX	5	`aspmx.l.google.com (pri: 10), alt1.aspmx.l.google.com (pri: 20)...`
TXT	1	`google-site-verification=DxOGPkpwCf1pIKQ`
SOA	1	`gina.ns.cloudflare.com dns.cloudflare.co`

Analysis

IP Addresses

readcube.org resolves to 6 IP numbers: 104.26.4.71, 104.26.5.71, 172.67.69.85 and 3 other.

Additional host names — reader-img.slax.com, hartmuseum.nl, www.voyagesaprixfous.ca and two others — share IP numbers with readcube.org.

Name Servers

readcube.org is delegated to two name servers: gina.ns.cloudflare.com and woz.ns.cloudflare.com.

readcube.org shares its name server setup with other domains, including velsense.com, selleck.jp, alonhosting.com and two others.

There is at least partial name server overlap between readcube.org and other domains — 88vn24.com, inmoreeststore.com, luxnet.io and two more among them.

These name servers tend to appear in combination with the name servers jim.ns.cloudflare.com, dave.ns.cloudflare.com, jasmine.ns.cloudflare.com and anderson.ns.cloudflare.com.

Host names with 6 IP numbers:

gina.ns.cloudflare.com resolves to 108.162.192.117, 172.64.32.117, 173.245.58.117 and 3 other IP addresses.

woz.ns.cloudflare.com resolves to 108.162.193.150, 172.64.33.150, 173.245.59.150 and 3 other IP addresses.

Mail Servers

readcube.org has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

readcube.org shares mail servers — at least in part — with other domains, including porchmovinggroup.com, ns500671.ns500731.ns500671.ns500731.ns500731.ns500705.ns500671.ns500705.ns500705.ns500678.ns500649.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com, ns500768.ns500698.ns500698.ns500735.ns500735.ns500736.ns500735.ns500698.ns500708.ns500576.ns500698.ns500708.ns500619.ns500652.trackreceptor.com and two others.

These mail servers are frequently used alongside mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other.

Host names with two IP numbers:

aspmx2.googlemail.com points to 192.178.234.27 and 2800:3f0:4003:c14::1b.

aspmx3.googlemail.com points to 172.253.116.26 and 2a00:1450:400b:c02::1b.

aspmx.l.google.com points to 142.251.167.27 and 2607:f8b0:4004:c29::1b.

alt1.aspmx.l.google.com points to 192.178.234.26 and 2800:3f0:4003:c14::1a.

alt2.aspmx.l.google.com points to 172.253.116.27 and 2a00:1450:400b:c02::1b.

aspmx3.googlemail.com and alt2.aspmx.l.google.com are host names that each point to 2a00:1450:400b:c02::1b IP addresses.