`captionsbook.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3035::ac43:a891^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::6815:1ade^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.26.222^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.168.145^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`celine.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2662^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c262^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`celine.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2262^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`celine.ns.cloudflare.com`
		A	108.162.194.98^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	162.159.38.98^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
		A	172.64.34.98^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`celine.ns.cloudflare.com`
NS	`olof.ns.cloudflare.com`
		A	2606:4700:58::a29f:2c33^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olof.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c333^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`olof.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2333^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`olof.ns.cloudflare.com`
		A	108.162.195.51^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olof.ns.cloudflare.com`
		A	162.159.44.51^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olof.ns.cloudflare.com`
		A	172.64.35.51^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`olof.ns.cloudflare.com`
TXT	`google-site-verification=ziYOnspqadz-blgFjnJFtB_YpWwM_xCNBWX4Sh73N9s`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.26.222, 172.67.168.145
		IPv6 hints	2606:4700:3035::ac43:a891, 2606:4700:3036::6815:1ade
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=184, name=cloudflare-ech.com
SOA	`celine.ns.cloudflare.com`dns@cloudflare.com serial=2397164789

`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.net`nstld@verisign-grs.com serial=1776078862

Same first word

captionsbook.com

DNS History

6 records (6 active, 0 former)

●NSceline.ns.cloudflare.com2026-04-05 → 2026-04-13 · 2 obs

● 2026-04-05 23:55:38
● 2026-04-13 11:41:48

●NSolof.ns.cloudflare.com2026-04-05 → 2026-04-13 · 2 obs

● 2026-04-05 23:55:38
● 2026-04-13 11:41:48

●A104.21.26.2222026-04-05 → 2026-04-13 · 2 obs

● 2026-04-05 23:55:38
● 2026-04-13 11:41:48

●A172.67.168.1452026-04-05 → 2026-04-13 · 2 obs

● 2026-04-05 23:55:38
● 2026-04-13 11:41:48

●A2606:4700:3035::ac43:a8912026-04-05 → 2026-04-13 · 2 obs

● 2026-04-05 23:55:38
● 2026-04-13 11:41:48

●A2606:4700:3036::6815:1ade2026-04-05 → 2026-04-13 · 2 obs

● 2026-04-05 23:55:38
● 2026-04-13 11:41:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	f.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net...	-
captionsbook.com	celine.ns.cloudflare.com, olof.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.194.98

NS records: celine.ns.cloudflare.com, olof.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for captionsbook.com (unsigned zone)

⏱️ Timing

Total: 157ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.26.222, 172.67.168.145`
AAAA	2	`2606:4700:3036::6815:1ade, 2606:4700:3035::ac43:a891`
NS	2	`celine.ns.cloudflare.com, olof.ns.cloudflare.com`
TXT	1	`google-site-verification=ziYOnspqadz-blg`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`celine.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

captionsbook.com refers to four IP numbers: 2606:4700:3035::ac43:a891, 2606:4700:3036::6815:1ade, 104.21.26.222 and 172.67.168.145.

Other host names, for instance artcleaning.com.au, www.rosabelgica.be, fevmarine.com, infomaxparis.com and rente-in-thailand.com share IP numbers with captionsbook.com.

Name Servers

captionsbook.com's delegation uses two name servers: celine.ns.cloudflare.com and olof.ns.cloudflare.com.

captionsbook.com uses the same name server setup as other domains, such as cnb.io, codena.me, write-mycollege-essay.com, botwo.net and joana-beste.de.

captionsbook.com at least partially shares name servers with other domains, including lovefits.com, giae.pt, wfhelper.com, 8xbet.camera and steelhide.com.

these name servers are commonly used alongside the name servers miles.ns.cloudflare.com, nitin.ns.cloudflare.com, tosana.ns.cloudflare.com, neil.ns.cloudflare.com and ivan.ns.cloudflare.com.

Host names with six IP numbers:

celine.ns.cloudflare.com points to 2606:4700:50::a29f:2662, 2803:f800:50::6ca2:c262, 2a06:98c1:50::ac40:2262, 108.162.194.98, 162.159.38.98 and 172.64.34.98.

olof.ns.cloudflare.com points to 2606:4700:58::a29f:2c33, 2803:f800:50::6ca2:c333, 2a06:98c1:50::ac40:2333, 108.162.195.51, 162.159.44.51 and 172.64.35.51.

captionsbook.com - robtex.com