21digitalclass.com - dns.ninja

21digitalclass.com

DNSSEC⚠️ Not signed
A104.21.7.246Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.188.29🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSchip.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b54🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchip.ns.cloudflare.com
A2803:f800:50::6ca2:c154🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRchip.ns.cloudflare.com
A2a06:98c1:50::ac40:2154🇺🇸 Cloudflare2a06:98c1:50::/45
PTRchip.ns.cloudflare.com
A108.162.193.84🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchip.ns.cloudflare.com
A172.64.33.84🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchip.ns.cloudflare.com
A173.245.59.84🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRchip.ns.cloudflare.com
NSnena.ns.cloudflare.com
A2606:4700:50::a29f:26a1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A2803:f800:50::6ca2:c2a1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRnena.ns.cloudflare.com
A2a06:98c1:50::ac40:22a1🇺🇸 Cloudflare2a06:98c1:50::/45
PTRnena.ns.cloudflare.com
A108.162.194.161🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A162.159.38.161Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
A172.64.34.161🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRnena.ns.cloudflare.com
TXTe1f21007cdf46e8bcdc86be238c18d58c6641ed6
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.7.246, 172.67.188.29
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=109, name=cloudflare-ech.com
SOAchip.ns.cloudflare.comdns@cloudflare.com serial=2408058831

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1782943251

Same first word

21digitalclass.com

DNS History

14 records (4 active, 10 former)

2017201820192020202120222023202420252026NSchip.ns.cloudflare.comnena.ns.cloudflare.comgera388969.earth.orderbox-dns.comgera388969.mars.orderbox-dns.comgera388969.mercury.orderbox-dns.comgera388969.venus.orderbox-dns.comMXus2.mx1.mailhostbox.comus2.mx2.mailhostbox.comus2.mx3.mailhostbox.comA104.21.7.246172.67.188.29188.114.96.0188.114.97.0199.34.228.71
●NSchip.ns.cloudflare.com2026-03-01 → 2026-07-01 · 3 obs
○ 2017-08-18 12:04:54
● 2026-03-01 05:35:38
● 2026-07-01 22:17:20
○NSgera388969.earth.orderbox-dns.com2016-12-16 → 2017-08-18 · 4 obs
● 2016-12-16 18:04:10
● 2017-08-18 12:04:54
○ 2026-03-01 05:35:38
○ 2026-07-01 22:17:20
○NSgera388969.mars.orderbox-dns.com2016-12-16 → 2017-08-18 · 4 obs
● 2016-12-16 18:04:10
● 2017-08-18 12:04:54
○ 2026-03-01 05:35:38
○ 2026-07-01 22:17:20
○NSgera388969.mercury.orderbox-dns.com2016-12-16 → 2017-08-18 · 4 obs
● 2016-12-16 18:04:10
● 2017-08-18 12:04:54
○ 2026-03-01 05:35:38
○ 2026-07-01 22:17:20
○NSgera388969.venus.orderbox-dns.com2016-12-16 → 2017-08-18 · 4 obs
● 2016-12-16 18:04:10
● 2017-08-18 12:04:54
○ 2026-03-01 05:35:38
○ 2026-07-01 22:17:20
●NSnena.ns.cloudflare.com2026-03-01 → 2026-07-01 · 3 obs
○ 2017-08-18 12:04:54
● 2026-03-01 05:35:38
● 2026-07-01 22:17:20
○MXus2.mx1.mailhostbox.com2016-12-16 → 2017-08-18 · 4 obs
● 2016-12-16 18:04:10
● 2017-08-18 12:04:54
○ 2026-03-01 05:35:38
○ 2026-07-01 22:17:20
○MXus2.mx2.mailhostbox.com2016-12-16 → 2017-08-18 · 4 obs
● 2016-12-16 18:04:10
● 2017-08-18 12:04:54
○ 2026-03-01 05:35:38
○ 2026-07-01 22:17:20
○MXus2.mx3.mailhostbox.com2016-12-16 → 2017-08-18 · 4 obs
● 2016-12-16 18:04:10
● 2017-08-18 12:04:54
○ 2026-03-01 05:35:38
○ 2026-07-01 22:17:20
●A104.21.7.2462026-03-01 → 2026-07-01 · 6 obs
○ 2017-08-18 12:04:54
● 2026-03-01 05:35:38
● 2026-03-05 19:02:20
○ 2026-03-25 17:46:46
● 2026-05-29 14:49:16
● 2026-07-01 22:17:20
●A172.67.188.292026-03-01 → 2026-07-01 · 6 obs
○ 2017-08-18 12:04:54
● 2026-03-01 05:35:38
● 2026-03-05 19:02:20
○ 2026-03-25 17:46:46
● 2026-05-29 14:49:16
● 2026-07-01 22:17:20
○A188.114.96.02026-03-25 → 2026-03-25 · 4 obs
○ 2026-03-05 19:02:20
● 2026-03-25 17:46:46
○ 2026-05-29 14:49:16
○ 2026-07-01 22:17:20
○A188.114.97.02026-03-25 → 2026-03-25 · 4 obs
○ 2026-03-05 19:02:20
● 2026-03-25 17:46:46
○ 2026-05-29 14:49:16
○ 2026-07-01 22:17:20
○A199.34.228.712016-12-16 → 2017-08-18 · 4 obs
● 2016-12-16 18:04:10
● 2017-08-18 12:04:54
○ 2026-03-01 05:35:38
○ 2026-07-01 22:17:20

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
21digitalclass.comchip.ns.cloudflare.com, nena.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.84

NS records: chip.ns.cloudflare.com, nena.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21digitalclass.com (unsigned zone)

⏱️ Timing

Total: 1487ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.7.246, 172.67.188.29
NS2chip.ns.cloudflare.com, nena.ns.cloudflare.com
TXT1e1f21007cdf46e8bcdc86be238c18d58c6641ed6
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1chip.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

21digitalclass.com points to the IP addresses 104.21.7.246 and 172.67.188.29

Two other host names, along with brisbane-casino.com, files.rida.me and palma-ceramic.ru, also share IP numbers with 21digitalclass.com.

Name Servers

Two name servers handle the delegation for 21digitalclass.com: chip.ns.cloudflare.com and nena.ns.cloudflare.com.

21digitalclass.com shares its NS records with other domains, for example readorabook.com, jbrautos.com, punkten24.de and two others.

The name servers of 21digitalclass.com overlap at least partially with those of other domains — among them loanplaces.org, porter.de, letourmed.com and two more.

These name servers commonly appear alongside the name servers harlan.ns.cloudflare.com and gwen.ns.cloudflare.com.

DNS names with 6 IP addresses:

chip.ns.cloudflare.com resolves to 108.162.193.84, 172.64.33.84 and 173.245.59.84 among others, with 3 other IP addresses in total.

nena.ns.cloudflare.com resolves to 108.162.194.161, 162.159.38.161 and 172.64.34.161 among others, with 3 other IP addresses in total.