www.cliffsnotes.com - dns.ninja

www.cliffsnotes.com

DNSSEC⚠️ Not signed
A104.18.39.119Cloudflare104.18.39.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.64.148.137🇺🇸 Cloudflare172.64.148.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.18.39.119, 172.64.148.137

cliffsnotes.com

DNSSEC⚠️ Not signed
A104.18.39.119Cloudflare104.18.39.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.64.148.137🇺🇸 Cloudflare172.64.148.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlangston.ns.cloudflare.com ⭐
NSliv.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTglobalsign-domain-verification=28DB9FCEFBA2745B7F57EF614E9B8F17
TXTglobalsign-domain-verification=D151191065D1DFB61FF73EF164ECC37A
TXTgoogle-site-verification=iujjMUAxV_bg2LRj8PkpLpD8iSYrUDl8zEJUG91aks0
TXTv=spf1 a mx include:_spf.google.com include:mail.zendesk.com include:amazonse...
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.18.39.119, 172.64.148.137
SOAlangston.ns.cloudflare.comdns@cloudflare.com serial=2409720110
rank #15279 globally
rank #7439 in the tld
🔒 HSTS Preload (+subdomains)
📈 Tranco rank: #27,046

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DNS History

17 records (2 active, 15 former)

20162017201820192020202120222023202420252026A104.18.39.119172.64.148.137104.101.175.242104.70.62.105104.74.40.147104.82.240.38104.88.114.164184.26.197.93184.86.179.1582.19.131.9223.1.195.9223.2.131.9223.36.214.1223.56.115.92CNAMEe7815.a.akamaiedge.nete792.a.akamaiedge.netsan.hmhco.com.edgekey.net
○A104.101.175.2422016-07-15 → 2016-07-15 · 4 obs
○ 2016-02-11 02:03:16
● 2016-07-15 10:47:24
○ 2017-03-13 16:01:06
○ 2026-08-10 18:57:02
●A104.18.39.1192026-02-25 → 2026-08-10 · 3 obs
○ 2017-03-13 16:01:06
● 2026-02-25 02:37:56
● 2026-08-10 18:57:02
○A104.70.62.1052015-11-13 → 2015-11-13 · 4 obs
○ 2015-08-30 14:33:52
● 2015-11-13 02:55:52
○ 2016-02-11 02:03:16
○ 2026-08-10 18:57:02
○A104.74.40.1472015-08-30 → 2015-08-30 · 3 obs
● 2015-08-30 14:33:52
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○A104.82.240.382016-02-11 → 2016-02-11 · 4 obs
○ 2015-11-13 02:55:52
● 2016-02-11 02:03:16
○ 2016-07-15 10:47:24
○ 2026-08-10 18:57:02
○A104.88.114.1642015-08-30 → 2015-08-30 · 3 obs
● 2015-08-30 14:33:52
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
●A172.64.148.1372026-02-25 → 2026-08-10 · 3 obs
○ 2017-03-13 16:01:06
● 2026-02-25 02:37:56
● 2026-08-10 18:57:02
○A184.26.197.932015-08-30 → 2015-08-30 · 3 obs
● 2015-08-30 14:33:52
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○A184.86.179.1582015-08-30 → 2015-08-30 · 3 obs
● 2015-08-30 14:33:52
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○A2.19.131.922015-08-30 → 2015-08-30 · 3 obs
● 2015-08-30 14:33:52
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○A23.1.195.922015-08-30 → 2015-08-30 · 3 obs
● 2015-08-30 14:33:52
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○A23.2.131.922015-08-30 → 2015-08-30 · 3 obs
● 2015-08-30 14:33:52
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○A23.36.214.122017-03-13 → 2017-03-13 · 4 obs
○ 2016-07-15 10:47:24
● 2017-03-13 16:01:06
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○A23.56.115.922015-08-30 → 2015-08-30 · 3 obs
● 2015-08-30 14:33:52
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○CNAMEe7815.a.akamaiedge.net2016-07-15 → 2017-03-13 · 5 obs
○ 2016-02-11 02:03:16
● 2016-07-15 10:47:24
● 2017-03-13 16:01:06
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02
○CNAMEe792.a.akamaiedge.net2015-11-13 → 2016-02-11 · 5 obs
○ 2015-08-30 14:33:52
● 2015-11-13 02:55:52
● 2016-02-11 02:03:16
○ 2016-07-15 10:47:24
○ 2026-08-10 18:57:02
○CNAMEsan.hmhco.com.edgekey.net2015-08-30 → 2017-03-13 · 4 obs
● 2015-08-30 14:33:52
● 2017-03-13 16:01:06
○ 2026-02-25 02:37:56
○ 2026-08-10 18:57:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comc.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net, f.gtld-servers.net...-
cliffsnotes.comliv.ns.cloudflare.com, langston.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.188

NS records: liv.ns.cloudflare.com, langston.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cliffsnotes.com (unsigned zone)

⏱️ Timing

Total: 177ms | Queries: -

📄 Records

TypeCountSample Data
A2104.18.39.119, 172.64.148.137
HTTPS1{"priority":1,"target":".","alpn":["h2"]

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

www.cliffsnotes.com has two IP addresses: 104.18.39.119 and 172.64.148.137

Two other host names, along with www.casinossuisse.com, vh37648fd.com and www.kiss.caltech.edu.cdn.cloudflare.net, also share IP numbers with www.cliffsnotes.com.