studydeck.com - dns.ninja

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`studydeck.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:89b2^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:46a3^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.70.163^{Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.137.178^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`aspen.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:266d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c26d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`aspen.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:226d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`aspen.ns.cloudflare.com`
		A	108.162.194.109^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	162.159.38.109^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
		A	172.64.34.109^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`aspen.ns.cloudflare.com`
NS	`gordon.ns.cloudflare.com`
		A	2606:4700:58::adf5:3baa^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1aa^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`gordon.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21aa^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`gordon.ns.cloudflare.com`
		A	108.162.193.170^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	172.64.33.170^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
		A	173.245.59.170^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`gordon.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.70.163, 172.67.137.178
		IPv6 hints	2606:4700:3034::ac43:89b2, 2606:4700:3035::6815:46a3
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=215, name=cloudflare-ech.com
SOA	`aspen.ns.cloudflare.com`dns@cloudflare.com serial=2415767455

`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=1791076124

Previously MX for

studydeck.com

Same first word

studydeck.cc

studydeck.me

studydeck.org

studydeck.space

studydeck.top

studydeck.in

studydeck.workers.dev

studydeck.ai

studydeck.de

studydeck.io

studydeck.com

studydeck.pages.dev

studydeck.online

Similar names

dustydeck.com

deckstudy.space

dustydeck.net

deckstudy.com

dustydeck.org

Previous names

Next names

DNS History

25 records (6 active, 19 former)

●NSaspen.ns.cloudflare.com2026-09-29 → 2026-10-04 · 3 obs

○ 2026-09-05 12:26:26
● 2026-09-29 18:27:44
● 2026-10-04 01:36:28

○NSexpired1.namebrightdns.com2026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

○NSexpired2.namebrightdns.com2026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

●NSgordon.ns.cloudflare.com2026-09-29 → 2026-10-04 · 3 obs

○ 2026-09-05 12:26:26
● 2026-09-29 18:27:44
● 2026-10-04 01:36:28

○NSns1.ecast.net2017-08-08 → 2017-08-08 · 4 obs

○ 2016-10-11 11:20:18
● 2017-08-08 18:42:26
○ 2026-09-05 12:26:26
○ 2026-10-04 01:36:28

○NSns1.ichannels.com2015-07-12 → 2016-09-19 · 4 obs

● 2015-07-12 17:14:18
● 2016-09-19 07:11:20
○ 2016-10-02 12:49:56
○ 2026-10-04 01:36:28

○NSns1.namebrightdns.com2026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

○NSns2.ecast.net2017-08-08 → 2017-08-08 · 4 obs

○ 2016-10-11 11:20:18
● 2017-08-08 18:42:26
○ 2026-09-05 12:26:26
○ 2026-10-04 01:36:28

○NSns2.ichannels.com2015-07-12 → 2016-09-19 · 4 obs

● 2015-07-12 17:14:18
● 2016-09-19 07:11:20
○ 2016-10-02 12:49:56
○ 2026-10-04 01:36:28

○NSns3.ichannels.com2016-10-02 → 2016-10-11 · 5 obs

○ 2016-09-19 07:11:20
● 2016-10-02 12:49:56
● 2016-10-11 11:20:18
○ 2017-08-08 18:42:26
○ 2026-10-04 01:36:28

○NSns4.ichannels.com2016-10-02 → 2016-10-11 · 5 obs

○ 2016-09-19 07:11:20
● 2016-10-02 12:49:56
● 2016-10-11 11:20:18
○ 2017-08-08 18:42:26
○ 2026-10-04 01:36:28

○MXmail1.namebrightmail.com2026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

○MXmail2.namebrightmail.com2026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

○MXstudydeck.com2015-07-12 → 2017-08-08 · 4 obs

● 2015-07-12 17:14:18
● 2017-08-08 18:42:26
○ 2026-09-05 12:26:26
○ 2026-10-04 01:36:28

●A104.21.70.1632026-09-29 → 2026-10-04 · 3 obs

○ 2026-09-05 12:26:26
● 2026-09-29 18:27:44
● 2026-10-04 01:36:28

●A172.67.137.1782026-09-29 → 2026-10-04 · 3 obs

○ 2026-09-05 12:26:26
● 2026-09-29 18:27:44
● 2026-10-04 01:36:28

○A174.142.207.1122017-08-08 → 2017-08-08 · 4 obs

○ 2016-10-11 11:20:18
● 2017-08-08 18:42:26
○ 2026-09-05 12:26:26
○ 2026-10-04 01:36:28

○A192.237.245.1622015-07-12 → 2016-09-19 · 4 obs

● 2015-07-12 17:14:18
● 2016-09-19 07:11:20
○ 2016-10-02 12:49:56
○ 2026-10-04 01:36:28

○A2600:1f18:4ae:c607:5974:bfa8:d54b:7fe52026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

○A2600:1f18:4ae:c608:1ae1:9fc3:6ee2:84dd2026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

●A2606:4700:3034::ac43:89b22026-09-29 → 2026-10-04 · 3 obs

○ 2026-09-05 12:26:26
● 2026-09-29 18:27:44
● 2026-10-04 01:36:28

●A2606:4700:3035::6815:46a32026-09-29 → 2026-10-04 · 3 obs

○ 2026-09-05 12:26:26
● 2026-09-29 18:27:44
● 2026-10-04 01:36:28

○A44.208.83.1802026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

○A54.84.240.2352026-09-05 → 2026-09-05 · 4 obs

○ 2017-08-08 18:42:26
● 2026-09-05 12:26:26
○ 2026-09-29 18:27:44
○ 2026-10-04 01:36:28

○A69.64.90.2042016-10-02 → 2016-10-11 · 5 obs

○ 2016-09-19 07:11:20
● 2016-10-02 12:49:56
● 2016-10-11 11:20:18
○ 2017-08-08 18:42:26
○ 2026-10-04 01:36:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net...	-
studydeck.com	gordon.ns.cloudflare.com, aspen.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:172.64.33.170

NS records: gordon.ns.cloudflare.com, aspen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for studydeck.com (unsigned zone)

⏱️ Timing

Total: 2476ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.137.178, 104.21.70.163`
AAAA	2	`2606:4700:3035::6815:46a3, 2606:4700:3034::ac43:89b2`
NS	2	`aspen.ns.cloudflare.com, gordon.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`aspen.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

studydeck.com points to the four IP addresses 104.21.70.163, 172.67.137.178, 2606:4700:3034::ac43:89b2 and 2606:4700:3035::6815:46a3.

Additional host names — ruvexaltivonax.com, 888daq.com, xorynezo.com and two others — share IP numbers with studydeck.com.

Name Servers

studydeck.com uses two name servers for its delegation: aspen.ns.cloudflare.com and gordon.ns.cloudflare.com.

studydeck.com shares its name server setup with other domains, including telekomm.com, campusconcierge.com, jimyais.com and two others.

At least some of studydeck.com's name servers are shared with other domains, for example bdsport.de, m9efsak.workers.dev, rahmanishayan40.workers.dev and two more.

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

Host names with 6 IP numbers:

Hostname aspen.ns.cloudflare.com directs to 108.162.194.109, 162.159.38.109 and 172.64.34.109 along with 3 other IP addresses.

Hostname gordon.ns.cloudflare.com directs to 108.162.193.170, 172.64.33.170 and 173.245.59.170 along with 3 other IP addresses.