`notionflashcard.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:b790^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:43fe^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.67.254^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.144^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`buck.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4e^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14e^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`buck.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214e^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`buck.ns.cloudflare.com`
		A	108.162.193.78^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	172.64.33.78^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
		A	173.245.59.78^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`buck.ns.cloudflare.com`
NS	`yolanda.ns.cloudflare.com`
		A	2606:4700:50::adf5:3af1^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c0f1^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`yolanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:20f1^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`yolanda.ns.cloudflare.com`
		A	108.162.192.241^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	172.64.32.241^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
		A	173.245.58.241^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`yolanda.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.67.254, 172.67.183.144
		IPv6 hints	2606:4700:3033::ac43:b790, 2606:4700:3035::6815:43fe
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com
SOA	`buck.ns.cloudflare.com`dns@cloudflare.com serial=2406610679

`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=1784258087

Same first word

notionflashcard.com

DNS History

8 records (6 active, 2 former)

●NSbuck.ns.cloudflare.com2026-05-25 → 2026-07-17 · 2 obs

● 2026-05-25 16:57:24
● 2026-07-17 03:20:26

●NSyolanda.ns.cloudflare.com2026-05-25 → 2026-07-17 · 2 obs

● 2026-05-25 16:57:24
● 2026-07-17 03:20:26

●A104.21.67.2542026-05-25 → 2026-07-17 · 2 obs

● 2026-05-25 16:57:24
● 2026-07-17 03:20:26

●A172.67.183.1442026-05-25 → 2026-07-17 · 2 obs

● 2026-05-25 16:57:24
● 2026-07-17 03:20:26

○A2606:4700:3031::ac43:b7902026-05-25 → 2026-05-25 · 3 obs

● 2026-05-25 16:57:24
○ 2026-06-28 17:38:18
○ 2026-07-17 03:20:26

○A2606:4700:3032::6815:43fe2026-05-25 → 2026-05-25 · 3 obs

● 2026-05-25 16:57:24
○ 2026-06-28 17:38:18
○ 2026-07-17 03:20:26

●A2606:4700:3033::ac43:b7902026-06-28 → 2026-07-17 · 3 obs

○ 2026-05-25 16:57:24
● 2026-06-28 17:38:18
● 2026-07-17 03:20:26

●A2606:4700:3035::6815:43fe2026-06-28 → 2026-07-17 · 3 obs

○ 2026-05-25 16:57:24
● 2026-06-28 17:38:18
● 2026-07-17 03:20:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
notionflashcard.com	yolanda.ns.cloudflare.com, buck.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.78

NS records: yolanda.ns.cloudflare.com, buck.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for notionflashcard.com (unsigned zone)

⏱️ Timing

Total: 354ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.183.144, 104.21.67.254`
AAAA	2	`2606:4700:3035::6815:43fe, 2606:4700:3033::ac43:b790`
NS	2	`buck.ns.cloudflare.com, yolanda.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`buck.ns.cloudflare.com dns.cloudflare.co`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

notionflashcard.com directs to four IP numbers, which are 104.21.67.254, 172.67.183.144, 2606:4700:3033::ac43:b790 and 2606:4700:3035::6815:43fe.

www.eis-perfecto.de, www.match.se, geo-sting.ro plus two other host names have IP numbers in common with notionflashcard.com.

Name Servers

notionflashcard.com is delegated to two name servers: buck.ns.cloudflare.com and yolanda.ns.cloudflare.com.

The name server configuration of notionflashcard.com is shared with other domains, for instance turlockgospelmission.org, xxbrits.co.uk, tenforo.com and two others.

At least some of notionflashcard.com's name servers are shared with other domains, for example corpomir.ru, prestongeo.com, btceprex-v2.com and two more.

These name servers tend to be used in conjunction with the name servers anna.ns.cloudflare.com.

Hosts with 6 IP addresses each:

buck.ns.cloudflare.com resolves to 108.162.193.78, 172.64.33.78, 173.245.59.78 and 3 other IP addresses.

yolanda.ns.cloudflare.com resolves to 108.162.192.241, 172.64.32.241, 173.245.58.241 and 3 other IP addresses.

notionflashcard.com - robtex.com