book15.net - robtex.com
book15.net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2606:4700:3030::ac43:c63a🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::6815:2c5a🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.44.90Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.198.58🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | aida.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a3a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aida.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c03a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | aida.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:203a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | aida.ns.cloudflare.com | ||||||
| A | 108.162.192.58🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aida.ns.cloudflare.com | ||||||
| A | 172.64.32.58🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aida.ns.cloudflare.com | ||||||
| A | 173.245.58.58🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aida.ns.cloudflare.com | ||||||
| NS | nash.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bd1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21d1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 108.162.193.209🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 172.64.33.209🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 173.245.59.209🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| TXT | google-site-verification=6fDUqDZ4ff4U4SrlpivFWBi0nWqWrUH8DY7-f5Q4_zQ | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.44.90, 172.67.198.58 | ||||||
| IPv6 hints | 2606:4700:3030::ac43:c63a, 2606:4700:3036::6815:2c5a | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=40, name=cloudflare-ech.com | ||||||
| SOA | aida.ns.cloudflare.comdns@cloudflare.com serial=2402570003 | ||||||
net
| 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=1778810641 | ||||||
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSaida.ns.cloudflare.com2026-02-27 → 2026-05-15 · 3 obs
● 2026-02-27 11:29:46
● 2026-05-15 02:28:54
●NSnash.ns.cloudflare.com2026-02-27 → 2026-05-15 · 3 obs
● 2026-02-27 11:29:46
● 2026-05-15 02:28:54
○NSns1.dom.yahoo.co.jp2007-10-13 → 2007-10-13 · 3 obs
○ 2015-10-10 04:20:32
○ 2026-05-15 02:28:54
○NSns2.dom.yahoo.co.jp2007-10-13 → 2007-10-13 · 3 obs
○ 2015-10-10 04:20:32
○ 2026-05-15 02:28:54
●A104.21.44.902026-02-27 → 2026-05-15 · 2 obs
● 2026-05-15 02:28:54
●A172.67.198.582026-02-27 → 2026-05-15 · 2 obs
● 2026-05-15 02:28:54
●A2606:4700:3030::ac43:c63a2026-02-27 → 2026-05-15 · 2 obs
● 2026-05-15 02:28:54
●A2606:4700:3036::6815:2c5a2026-02-27 → 2026-05-15 · 2 obs
● 2026-05-15 02:28:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| book15.net | aida.ns.cloudflare.com, nash.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.58
NS records: aida.ns.cloudflare.com, nash.ns.cloudflare.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 2190ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.44.90, 172.67.198.58 |
| AAAA | 2 | 2606:4700:3030::ac43:c63a, 2606:4700:3036::6815:2c5a |
| NS | 2 | aida.ns.cloudflare.com, nash.ns.cloudflare.com |
| TXT | 1 | google-site-verification=6fDUqDZ4ff4U4Sr |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | aida.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
book15.net maps to four IP numbers: 2606:4700:3030::ac43:c63a, 2606:4700:3036::6815:2c5a, 104.21.44.90 and 172.67.198.58.
Other host names such as www.it-economics.de, www.aflavorjournal.com, midhold.com, mostbet-casino-app-bd.com and christineporath.com share IPs with book15.net.
Name Servers
Two name servers aida.ns.cloudflare.com and nash.ns.cloudflare.com handle the delegation for book15.net.
book15.net shares the same name server setup as other domains, for example literacychallenge.org, ayggroups.com, maidenlane.com, xn--9m1b52gc2be9w75m.com and ddl.ae.
book15.net at least partially shares name servers with other domains, for example cannaker.com, npcf.us, scmropw.pro, skylidcapital.com and fortunecasinoswiss.com.
These name servers are commonly used with donna.ns.cloudflare.com and aspen.ns.cloudflare.com and beau.ns.cloudflare.com.
Host names with six IP numbers:
aida.ns.cloudflare.com points to 2606:4700:50::adf5:3a3a, 2803:f800:50::6ca2:c03a, 2a06:98c1:50::ac40:203a, 108.162.192.58, 172.64.32.58 and 173.245.58.58.
nash.ns.cloudflare.com points to 2606:4700:58::adf5:3bd1, 2803:f800:50::6ca2:c1d1, 2a06:98c1:50::ac40:21d1, 108.162.193.209, 172.64.33.209 and 173.245.59.209.