booksofthought.com - dns.ninja
booksofthought.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::ac43:dd59🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::6815:4b6b🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.75.107Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.221.89🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | isla.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a77🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isla.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c077🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | isla.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2077🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | isla.ns.cloudflare.com | ||||||
| A | 108.162.192.119🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isla.ns.cloudflare.com | ||||||
| A | 172.64.32.119🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isla.ns.cloudflare.com | ||||||
| A | 173.245.58.119🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | isla.ns.cloudflare.com | ||||||
| NS | peter.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2c03🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c303🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2303🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 108.162.195.3🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 162.159.44.3Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| A | 172.64.35.3🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | peter.ns.cloudflare.com | ||||||
| MX | route2.mx.cloudflare.net ⭐ | ||||||
| A | 2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| A | 162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route2.mx.cloudflare.net | ||||||
| MX | route1.mx.cloudflare.net(62) | ||||||
| A | 2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| A | 162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route1.mx.cloudflare.net | ||||||
| MX | route3.mx.cloudflare.net(94) | ||||||
| A | 2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| A | 162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | route3.mx.cloudflare.net | ||||||
| TXT | google-site-verification=8XNFjYy58DLH37llJwG1bT0ynGotnlW4mRNYma4goUs | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.75.107, 172.67.221.89 | ||||||
| IPv6 hints | 2606:4700:3033::ac43:dd59, 2606:4700:3034::6815:4b6b | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=157, name=cloudflare-ech.com | ||||||
| SOA | isla.ns.cloudflare.comdns@cloudflare.com serial=2419078948 | ||||||
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.netnstld@verisign-grs.com serial=1794367791 | ||||||
Same first word
booksofthought.com |
Similar names
Previous names
Next names
DNS History
17 records (9 active, 8 former)
●NSisla.ns.cloudflare.com2026-09-04 → 2026-11-11 · 3 obs
● 2026-09-04 16:21:58
● 2026-11-11 03:52:48
○NSns05.domaincontrol.com2016-12-17 → 2016-12-17 · 3 obs
○ 2017-11-12 11:13:34
○ 2026-11-11 03:52:48
○NSns06.domaincontrol.com2016-12-17 → 2016-12-17 · 3 obs
○ 2017-11-12 11:13:34
○ 2026-11-11 03:52:48
●NSpeter.ns.cloudflare.com2026-09-04 → 2026-11-11 · 3 obs
● 2026-09-04 16:21:58
● 2026-11-11 03:52:48
○MXbooksofthought-com.mail.protection.outlook.com2016-12-17 → 2016-12-17 · 3 obs
○ 2017-11-12 11:13:34
○ 2026-11-11 03:52:48
●MXroute1.mx.cloudflare.net2026-09-04 → 2026-11-11 · 3 obs
● 2026-09-04 16:21:58
● 2026-11-11 03:52:48
●MXroute2.mx.cloudflare.net2026-09-04 → 2026-11-11 · 3 obs
● 2026-09-04 16:21:58
● 2026-11-11 03:52:48
●MXroute3.mx.cloudflare.net2026-09-04 → 2026-11-11 · 3 obs
● 2026-09-04 16:21:58
● 2026-11-11 03:52:48
●A104.21.75.1072026-10-04 → 2026-11-11 · 5 obs
● 2026-10-04 23:44:20
○ 2026-10-28 15:56:48
● 2026-11-06 22:19:52
● 2026-11-11 03:52:48
●A172.67.221.892026-10-04 → 2026-11-11 · 5 obs
● 2026-10-04 23:44:20
○ 2026-10-28 15:56:48
● 2026-11-06 22:19:52
● 2026-11-11 03:52:48
○A188.114.96.02026-09-04 → 2026-10-28 · 6 obs
● 2026-09-04 16:21:58
○ 2026-10-04 23:44:20
● 2026-10-28 15:56:48
○ 2026-11-06 22:19:52
○ 2026-11-11 03:52:48
○A188.114.97.02026-09-04 → 2026-10-28 · 6 obs
● 2026-09-04 16:21:58
○ 2026-10-04 23:44:20
● 2026-10-28 15:56:48
○ 2026-11-06 22:19:52
○ 2026-11-11 03:52:48
○A198.71.232.32016-12-17 → 2016-12-17 · 3 obs
○ 2017-11-12 11:13:34
○ 2026-11-11 03:52:48
●A2606:4700:3033::ac43:dd592026-10-04 → 2026-11-11 · 5 obs
● 2026-10-04 23:44:20
○ 2026-10-28 15:56:48
● 2026-11-06 22:19:52
● 2026-11-11 03:52:48
●A2606:4700:3034::6815:4b6b2026-10-04 → 2026-11-11 · 5 obs
● 2026-10-04 23:44:20
○ 2026-10-28 15:56:48
● 2026-11-06 22:19:52
● 2026-11-11 03:52:48
○A2a06:98c1:3120::2026-09-04 → 2026-10-28 · 6 obs
● 2026-09-04 16:21:58
○ 2026-10-04 23:44:20
● 2026-10-28 15:56:48
○ 2026-11-06 22:19:52
○ 2026-11-11 03:52:48
○A2a06:98c1:3121::2026-09-04 → 2026-10-28 · 6 obs
● 2026-09-04 16:21:58
○ 2026-10-04 23:44:20
● 2026-10-28 15:56:48
○ 2026-11-06 22:19:52
○ 2026-11-11 03:52:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| booksofthought.com | isla.ns.cloudflare.com, peter.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.195.3
NS records: isla.ns.cloudflare.com, peter.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for booksofthought.com (unsigned zone)
⏱️ Timing
Total: 356ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.221.89, 104.21.75.107 |
| AAAA | 2 | 2606:4700:3033::ac43:dd59, 2606:4700:3034::6815:4b6b |
| NS | 2 | isla.ns.cloudflare.com, peter.ns.cloudflare.com |
| MX | 3 | route2.mx.cloudflare.net (pri: 12), route1.mx.cloudflare.net (pri: 62)... |
| TXT | 2 | google-site-verification=8XNFjYy58DLH37l, v=spf1 include:_spf.mx.cloudflare.net ~a |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | isla.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (isla.ns.cloudflare.com, isla.ns.cloudflare.com, isla.ns.cloudflare.com...)
Analysis
IP Addresses
booksofthought.com has four IP addresses: 104.21.75.107, 172.67.221.89, 2606:4700:3033::ac43:dd59 and 2606:4700:3034::6815:4b6b.
Additional host names — sevragestudio.com, www.douglasandco.com.au, aundo-reinigungsservice.de and two others — share IP numbers with booksofthought.com.
Name Servers
booksofthought.com has two authoritative name servers — isla.ns.cloudflare.com and peter.ns.cloudflare.com.
booksofthought.com shares its name server setup with other domains, including autoxessentialparts.com, theunreadlibrary.com, mecaniquemarket.com and two others.
booksofthought.com has at least partial name server overlap with other domains, such as arzombigame.com, flowalthough.site, geedieselservice.uk and two others.
These name servers tend to appear together with the name servers hugh.ns.cloudflare.com, scott.ns.cloudflare.com and stevie.ns.cloudflare.com.
Host names with 6 IP numbers:
isla.ns.cloudflare.com points to 108.162.192.119, 172.64.32.119, 173.245.58.119 and 3 other IP addresses.
peter.ns.cloudflare.com points to 108.162.195.3, 162.159.44.3, 172.64.35.3 and 3 other IP addresses.
Mail Servers
booksofthought.com has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.
booksofthought.com shares mail servers — at least in part — with other domains, including interactors.ai, balnceo.com, vasluiinside.ro and two others.
Host names with 6 IP numbers:
route1.mx.cloudflare.net points to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.
route2.mx.cloudflare.net points to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.
route3.mx.cloudflare.net points to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.