commonlit.com - dns.ninja

commonlit.com

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:b1d3🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:5bb9🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.91.185Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.177.211🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbart.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b47🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbart.ns.cloudflare.com
A2803:f800:50::6ca2:c147🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRbart.ns.cloudflare.com
A2a06:98c1:50::ac40:2147🇺🇸 Cloudflare2a06:98c1:50::/45
PTRbart.ns.cloudflare.com
A108.162.193.71🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbart.ns.cloudflare.com
A172.64.33.71🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbart.ns.cloudflare.com
A173.245.59.71🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRbart.ns.cloudflare.com
NSconnie.ns.cloudflare.com
A2606:4700:50::adf5:3af7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A2803:f800:50::6ca2:c0f7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRconnie.ns.cloudflare.com
A2a06:98c1:50::ac40:20f7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRconnie.ns.cloudflare.com
A108.162.192.247🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A172.64.32.247🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
A173.245.58.247🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRconnie.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.91.185, 172.67.177.211
IPv6 hints2606:4700:3031::ac43:b1d3, 2606:4700:3034::6815:5bb9
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=13, name=cloudflare-ech.com
SOAbart.ns.cloudflare.comdns@cloudflare.com serial=2411164350

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=1786664679

Same first word

commonlit.com
commonlit.org
commonlit.app
commonlit.s3.us-west-2.amazonaws.com

Similar names

mcmonolit.ru

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NSbart.ns.cloudflare.comconnie.ns.cloudflare.comns55.domaincontrol.comns56.domaincontrol.comMXmailstore1.secureserver.netsmtp.secureserver.netA104.21.91.185172.67.177.2112606:4700:3031::ac43:b1d32606:4700:3034::6815:5bb9184.168.221.25188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::50.63.202.10
●NSbart.ns.cloudflare.com2026-07-20 → 2026-08-14 · 3 obs
○ 2017-03-25 19:32:40
● 2026-07-20 18:27:50
● 2026-08-14 00:05:42
●NSconnie.ns.cloudflare.com2026-07-20 → 2026-08-14 · 3 obs
○ 2017-03-25 19:32:40
● 2026-07-20 18:27:50
● 2026-08-14 00:05:42
○NSns55.domaincontrol.com2015-05-26 → 2017-03-25 · 4 obs
● 2015-05-26 12:11:10
● 2017-03-25 19:32:40
○ 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
○NSns56.domaincontrol.com2015-05-26 → 2017-03-25 · 4 obs
● 2015-05-26 12:11:10
● 2017-03-25 19:32:40
○ 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
○MXmailstore1.secureserver.net2015-05-26 → 2017-03-25 · 4 obs
● 2015-05-26 12:11:10
● 2017-03-25 19:32:40
○ 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
○MXsmtp.secureserver.net2015-05-26 → 2017-03-25 · 4 obs
● 2015-05-26 12:11:10
● 2017-03-25 19:32:40
○ 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
●A104.21.91.1852026-08-14 → 2026-08-14 · 2 obs
○ 2026-07-20 18:27:50
● 2026-08-14 00:05:42
●A172.67.177.2112026-08-14 → 2026-08-14 · 2 obs
○ 2026-07-20 18:27:50
● 2026-08-14 00:05:42
○A184.168.221.252017-03-25 → 2017-03-25 · 4 obs
○ 2016-04-16 05:27:38
● 2017-03-25 19:32:40
○ 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
○A188.114.96.02026-07-20 → 2026-07-20 · 3 obs
○ 2017-03-25 19:32:40
● 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
○A188.114.97.02026-07-20 → 2026-07-20 · 3 obs
○ 2017-03-25 19:32:40
● 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
●A2606:4700:3031::ac43:b1d32026-08-14 → 2026-08-14 · 2 obs
○ 2026-07-20 18:27:50
● 2026-08-14 00:05:42
●A2606:4700:3034::6815:5bb92026-08-14 → 2026-08-14 · 2 obs
○ 2026-07-20 18:27:50
● 2026-08-14 00:05:42
○A2a06:98c1:3120::2026-07-20 → 2026-07-20 · 3 obs
○ 2017-03-25 19:32:40
● 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
○A2a06:98c1:3121::2026-07-20 → 2026-07-20 · 3 obs
○ 2017-03-25 19:32:40
● 2026-07-20 18:27:50
○ 2026-08-14 00:05:42
○A50.63.202.102015-05-26 → 2016-04-16 · 4 obs
● 2015-05-26 12:11:10
● 2016-04-16 05:27:38
○ 2017-03-25 19:32:40
○ 2026-08-14 00:05:42

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
commonlit.combart.ns.cloudflare.com, connie.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.247

NS records: bart.ns.cloudflare.com, connie.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 168ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.177.211, 104.21.91.185
AAAA22606:4700:3031::ac43:b1d3, 2606:4700:3034::6815:5bb9
NS2bart.ns.cloudflare.com, connie.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1bart.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

commonlit.com points to the four IP addresses 104.21.91.185, 172.67.177.211, 2606:4700:3031::ac43:b1d3 and 2606:4700:3034::6815:5bb9.

Additional host names — www.muki.io, fn-49.de, styleinsider.de and two others — share IP numbers with commonlit.com.

Name Servers

commonlit.com uses two name servers for its delegation: bart.ns.cloudflare.com and connie.ns.cloudflare.com.

commonlit.com shares its name server setup with other domains, including commonlit.org, urbmet.org, mysurfin.com and two others.

There is at least partial name server overlap between commonlit.com and other domains — casino88604.buzz, bbwclip.com, ak-tech.pl and two more among them.

These name servers are routinely deployed together with the name servers hera.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname bart.ns.cloudflare.com directs to 108.162.193.71, 172.64.33.71 and 173.245.59.71 along with 3 other IP addresses.

Hostname connie.ns.cloudflare.com directs to 108.162.192.247, 172.64.32.247 and 173.245.58.247 along with 3 other IP addresses.