booksierra.com - robtex.com

booksierra.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:97f🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:82dc🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.9.127Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.130.220🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSalexa.ns.cloudflare.com ⭐
A2606:4700:50::a29f:26d7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalexa.ns.cloudflare.com
A2803:f800:50::6ca2:c2d7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRalexa.ns.cloudflare.com
A2a06:98c1:50::ac40:22d7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRalexa.ns.cloudflare.com
A108.162.194.215🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalexa.ns.cloudflare.com
A162.159.38.215Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalexa.ns.cloudflare.com
A172.64.34.215🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRalexa.ns.cloudflare.com
NSlou.ns.cloudflare.com
A2606:4700:58::adf5:3bc7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlou.ns.cloudflare.com
A2803:f800:50::6ca2:c1c7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlou.ns.cloudflare.com
A2a06:98c1:50::ac40:21c7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlou.ns.cloudflare.com
A108.162.193.199🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlou.ns.cloudflare.com
A172.64.33.199🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlou.ns.cloudflare.com
A173.245.59.199🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlou.ns.cloudflare.com
MXroute1.mx.cloudflare.net ⭐
A2606:4700:f5::b🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::c🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A2606:4700:f5::d🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.11Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.12Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
A162.159.205.13Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute1.mx.cloudflare.net
MXroute2.mx.cloudflare.net(70)
A2606:4700:f5::e🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::f🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A2606:4700:f5::10🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.17Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.18Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
A162.159.205.19Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute2.mx.cloudflare.net
MXroute3.mx.cloudflare.net(95)
A2606:4700:f5::11🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::12🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A2606:4700:f5::13🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.23Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.24Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
A162.159.205.25Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRroute3.mx.cloudflare.net
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.9.127, 172.67.130.220
IPv6 hints2606:4700:3032::6815:97f, 2606:4700:3036::ac43:82dc
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=180, name=cloudflare-ech.com
SOAalexa.ns.cloudflare.comdns@cloudflare.com serial=2406971690

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=1784164642

Same first word

booksierra.com

Similar names

airbookers.com
rookiesbar.wixsite.com
airbookers.net
brooksaire.com

DNS History

13 records (9 active, 4 former)

NSalexa.ns.cloudflare.comlou.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.netA104.21.9.127172.67.130.2202606:4700:3032::6815:97f2606:4700:3036::ac43:82dc188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSalexa.ns.cloudflare.com2026-07-13 → 2026-07-16 · 2 obs
● 2026-07-13 09:49:26
● 2026-07-16 01:20:36
●NSlou.ns.cloudflare.com2026-07-13 → 2026-07-16 · 2 obs
● 2026-07-13 09:49:26
● 2026-07-16 01:20:36
●MXroute1.mx.cloudflare.net2026-07-13 → 2026-07-16 · 2 obs
● 2026-07-13 09:49:26
● 2026-07-16 01:20:36
●MXroute2.mx.cloudflare.net2026-07-13 → 2026-07-16 · 2 obs
● 2026-07-13 09:49:26
● 2026-07-16 01:20:36
●MXroute3.mx.cloudflare.net2026-07-13 → 2026-07-16 · 2 obs
● 2026-07-13 09:49:26
● 2026-07-16 01:20:36
●A104.21.9.1272026-07-16 → 2026-07-16 · 2 obs
○ 2026-07-13 09:49:26
● 2026-07-16 01:20:36
●A172.67.130.2202026-07-16 → 2026-07-16 · 2 obs
○ 2026-07-13 09:49:26
● 2026-07-16 01:20:36
○A188.114.96.02026-07-13 → 2026-07-13 · 2 obs
● 2026-07-13 09:49:26
○ 2026-07-16 01:20:36
○A188.114.97.02026-07-13 → 2026-07-13 · 2 obs
● 2026-07-13 09:49:26
○ 2026-07-16 01:20:36
●A2606:4700:3032::6815:97f2026-07-16 → 2026-07-16 · 2 obs
○ 2026-07-13 09:49:26
● 2026-07-16 01:20:36
●A2606:4700:3036::ac43:82dc2026-07-16 → 2026-07-16 · 2 obs
○ 2026-07-13 09:49:26
● 2026-07-16 01:20:36
○A2a06:98c1:3120::2026-07-13 → 2026-07-13 · 2 obs
● 2026-07-13 09:49:26
○ 2026-07-16 01:20:36
○A2a06:98c1:3121::2026-07-13 → 2026-07-13 · 2 obs
● 2026-07-13 09:49:26
○ 2026-07-16 01:20:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...-
booksierra.comlou.ns.cloudflare.com, alexa.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.194.215

NS records: lou.ns.cloudflare.com, alexa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for booksierra.com (unsigned zone)

⏱️ Timing

Total: 166ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.130.220, 104.21.9.127
AAAA22606:4700:3032::6815:97f, 2606:4700:3036::ac43:82dc
NS2alexa.ns.cloudflare.com, lou.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 18), route2.mx.cloudflare.net (pri: 70)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1alexa.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

booksierra.com has four IP addresses: 104.21.9.127, 172.67.130.220, 2606:4700:3032::6815:97f and 2606:4700:3036::ac43:82dc.

mom2(0x6675636b).mobi, musicspotter.org, northcroft.co.uk and two other host names share IP numbers with booksierra.com.

Name Servers

booksierra.com has two authoritative name servers — alexa.ns.cloudflare.com and lou.ns.cloudflare.com.

booksierra.com uses the same name servers as several other domains — among them endureparts.com, gethomeworld.com, goqoo.com and two more.

booksierra.com partially shares its NS delegation with several other domains, including chickenplayegyptians.com, strausstownlionsclub.com, leakung.in.th and two others.

These name servers regularly co-occur with the name servers yisroel.ns.cloudflare.com, marty.ns.cloudflare.com and norman.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

alexa.ns.cloudflare.com points to 108.162.194.215, 162.159.38.215, 172.64.34.215 and 3 other IP addresses.

lou.ns.cloudflare.com points to 108.162.193.199, 172.64.33.199, 173.245.59.199 and 3 other IP addresses.

Mail Servers

booksierra.com uses three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

booksierra.com has at least partial mail server overlap with other domains such as wingnotes.app, biharsamachar.com, masktt.com and two more.

Hostnames that resolve to 6 IP addresses:

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.