`flashcardnotes.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:6f9^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:8784^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.6.249^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.135.132^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ajay.ns.cloudflare.com` ⭐ 🔒
		A	2606:4700:58::adf5:3b38^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c138^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ajay.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2138^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ajay.ns.cloudflare.com`
		A	108.162.193.56^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	172.64.33.56^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
		A	173.245.59.56^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ajay.ns.cloudflare.com`
NS	`rose.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a8d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c08d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`rose.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:208d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`rose.ns.cloudflare.com`
		A	108.162.192.141^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	172.64.32.141^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
		A	173.245.58.141^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`rose.ns.cloudflare.com`
MX	`mx1.improvmx.com` ⭐ 🔒
		A	2a05:d012:412:e201:88aa:e7b9:7a43:12d7^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:f36:2c1f:1a49:d38a^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:373a:f51a:4a85:1d25^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.37.195.136^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-37-195-136.eu-west-3.compute.amazonaws.com`
		A	15.236.236.160^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-236-160.eu-west-3.compute.amazonaws.com`
		A	35.181.18.45^{🇫🇷 Amazon35.181.0.0/16 EC2 CDG prefix}
			PTR	`ec2-35-181-18-45.eu-west-3.compute.amazonaws.com`
MX	`mx2.improvmx.com`⁽²⁰⁾ 🔒
		A	2a05:d012:412:e201:1f6e:f6e4:8fd7:4678^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e202:e81e:cc44:3b53:8a3d^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	2a05:d012:412:e203:7e33:3d9c:28d7:ee20^{🇫🇷 Amazon2a05:d012:400::/38 AMAZON AWS}
		A	13.36.107.63^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-107-63.eu-west-3.compute.amazonaws.com`
		A	13.36.222.39^{🇫🇷 Amazon13.36.0.0/14 EC2 CDG Prefix}
			PTR	`ec2-13-36-222-39.eu-west-3.compute.amazonaws.com`
		A	15.236.61.92^{🇫🇷 Amazon15.236.0.0/15 EC2 CDG prefix}
			PTR	`ec2-15-236-61-92.eu-west-3.compute.amazonaws.com`
TXT	`v=spf1 include:spf.improvmx.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.6.249, 172.67.135.132
		IPv6	2606:4700:3033::6815:6f9, 2606:4700:3037::ac43:8784
SOA	`ajay.ns.cloudflare.com`dns@cloudflare.com serial=2396631244

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1771291435

Up

www.flashcardnotes.com

Same first word

flashcardnotes.com

DNS History

13 records (8 active, 5 former)

●NSajay.ns.cloudflare.com2026-02-26 → 2026-02-26 · 3 obs

○ 2018-01-06 10:20:10
● 2026-02-26 10:09:12
● 2026-02-26 14:11:36

○NSns65.domaincontrol.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 15:51:16
○ 2018-01-06 10:20:10
○ 2026-02-26 14:11:36

○NSns66.domaincontrol.com2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 15:51:16
○ 2018-01-06 10:20:10
○ 2026-02-26 14:11:36

●NSrose.ns.cloudflare.com2026-02-26 → 2026-02-26 · 3 obs

○ 2018-01-06 10:20:10
● 2026-02-26 10:09:12
● 2026-02-26 14:11:36

○MXmailstore1.secureserver.net2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 15:51:16
○ 2018-01-06 10:20:10
○ 2026-02-26 14:11:36

●MXmx1.improvmx.com2026-02-26 → 2026-02-26 · 3 obs

○ 2018-01-06 10:20:10
● 2026-02-26 10:09:12
● 2026-02-26 14:11:36

●MXmx2.improvmx.com2026-02-26 → 2026-02-26 · 3 obs

○ 2018-01-06 10:20:10
● 2026-02-26 10:09:12
● 2026-02-26 14:11:36

○MXsmtp.secureserver.net2016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 15:51:16
○ 2018-01-06 10:20:10
○ 2026-02-26 14:11:36

●A104.21.6.2492026-02-26 → 2026-02-26 · 3 obs

○ 2018-01-06 10:20:10
● 2026-02-26 10:09:12
● 2026-02-26 14:11:36

●A172.67.135.1322026-02-26 → 2026-02-26 · 3 obs

○ 2018-01-06 10:20:10
● 2026-02-26 10:09:12
● 2026-02-26 14:11:36

●A2606:4700:3033::6815:6f92026-02-26 → 2026-02-26 · 3 obs

○ 2018-01-06 10:20:10
● 2026-02-26 10:09:12
● 2026-02-26 14:11:36

●A2606:4700:3037::ac43:87842026-02-26 → 2026-02-26 · 3 obs

○ 2018-01-06 10:20:10
● 2026-02-26 10:09:12
● 2026-02-26 14:11:36

○A50.63.202.482016-12-17 → 2016-12-17 · 3 obs

● 2016-12-17 15:51:16
○ 2018-01-06 10:20:10
○ 2026-02-26 14:11:36

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, a.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net...	-
flashcardnotes.com	ajay.ns.cloudflare.com, rose.ns.cloudflare.com	12 records

✅ Authoritative Response

Server: 108.162.192.141

NS records: ajay.ns.cloudflare.com, rose.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for flashcardnotes.com (unsigned zone)

⏱️ Timing

Total: 305ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.6.249, 172.67.135.132`
AAAA	2	`2606:4700:3037::ac43:8784, 2606:4700:3033::6815:6f9`
NS	2	`ajay.ns.cloudflare.com, rose.ns.cloudflare.com`
MX	2	`mx1.improvmx.com (pri: 10), mx2.improvmx.com (pri: 20)`
TXT	1	`v=spf1 include:spf.improvmx.com ~all`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ajay.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ajay.ns.cloudflare.com, ajay.ns.cloudflare.com, ajay.ns.cloudflare.com...)

AI analysis

flashcardnotes.com is parent of www.flashcardnotes.com.

flashcardnotes.com points to four IP numbers: 2606:4700:3033::6815:6f9, 2606:4700:3037::ac43:8784, 104.21.6.249 and 172.67.135.132.

Other host names, for instance www.zwkfzyjtadeuz.space, tradexius-4aiengine.com, aspiranttamizha.com, ccastudentloans.com and zhlsly.com.cn share IP numbers with flashcardnotes.com.

flashcardnotes.com's delegation is to two name servers ajay.ns.cloudflare.com and rose.ns.cloudflare.com.

flashcardnotes.com shares the same name server configuration as other domains, such as fitterapp.app, kidsyt.com, enginedigital.com, karismazapart.com and iipl.in.

flashcardnotes.com at least partially shares its name servers with other domains, for instance 998bet-7.com, pcv.org.au, wisconsinservantleadership.org, philipjludlam.com and adders.eu.

These name servers are commonly used with olivia.ns.cloudflare.com, abby.ns.cloudflare.com and wesley.ns.cloudflare.com.

Host names with six IP numbers:

ajay.ns.cloudflare.com points to: 2606:4700:58::adf5:3b38, 2803:f800:50::6ca2:c138, 2a06:98c1:50::ac40:2138, 108.162.193.56, 172.64.33.56 and 173.245.59.56.

rose.ns.cloudflare.com points to: 2606:4700:50::adf5:3a8d, 2803:f800:50::6ca2:c08d, 2a06:98c1:50::ac40:208d, 108.162.192.141, 172.64.32.141 and 173.245.58.141.

Two mail servers mx1.improvmx.com and mx2.improvmx.com handle flashcardnotes.com.

flashcardnotes.com uses the same mail server setup as other domains such as ceramet.com, cmturn.com, fitnessbooker.fi, suphammer.com and microideation.com.

flashcardnotes.com shares at least some mail servers with other domains, for instance cfss.com and mykbaxtermarketing.com.

Host names with six IP numbers:

mx1.improvmx.com points to: 2a05:d012:412:e201:88aa:e7b9:7a43:12d7, 2a05:d012:412:e202:f36:2c1f:1a49:d38a, 2a05:d012:412:e203:373a:f51a:4a85:1d25, 13.37.195.136, 15.236.236.160 and 35.181.18.45.

mx2.improvmx.com points to: 2a05:d012:412:e201:1f6e:f6e4:8fd7:4678, 2a05:d012:412:e202:e81e:cc44:3b53:8a3d, 2a05:d012:412:e203:7e33:3d9c:28d7:ee20, 13.36.107.63, 13.36.222.39 and 15.236.61.92.

flashcardnotes.com - robtex.com