specbook.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

specbook.dev

DNSSEC⚠️ Not signed
NShenry.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3bb0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhenry.ns.cloudflare.com
A2803:f800:50::6ca2:c1b0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRhenry.ns.cloudflare.com
A2a06:98c1:50::ac40:21b0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRhenry.ns.cloudflare.com
A108.162.193.176🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhenry.ns.cloudflare.com
A172.64.33.176🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhenry.ns.cloudflare.com
A173.245.59.176🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRhenry.ns.cloudflare.com
NSulla.ns.cloudflare.com
A2606:4700:50::adf5:3ae9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRulla.ns.cloudflare.com
A2803:f800:50::6ca2:c0e9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRulla.ns.cloudflare.com
A2a06:98c1:50::ac40:20e9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRulla.ns.cloudflare.com
A108.162.192.233🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A172.64.32.233🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
A173.245.58.233🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
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
MXroute3.mx.cloudflare.net(59)
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
MXroute2.mx.cloudflare.net(96)
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
TXTv=spf1 include:_spf.mx.cloudflare.net ~all
SOAhenry.ns.cloudflare.comdns@cloudflare.com serial=2418052015

dev

DNSSEC⚠️ Not signed
NSns-tld1.charlestonroadregistry.com ⭐
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

specbook.tools
specbook.store
specbook.pages.dev
specbook.uk
specbook.com.au
specbook.ai
specbook.co.uk
specbook.ru
specbook.co
specbook.ca
specbook.bio
specbook.pl
specbook.com
specbook.dev
specbook.net
specbook.online

Similar names

ckpobeso.workers.dev
spcebook.com
bookspec.bg
bookspec.com
cepbooks.com
ebookpsc.in
cpebooks.co.uk
bspokeco.co
pecbooks.com
bookspec.xyz
bspokeco.com
ecpbooks.com
cespbook.com
pecsbook.com

Previous names

spec-tacular.dev
spec0.dev
spec24.dev
spec2code.dev
spec32.dev
spec4.dev
spec72.dev
speca.dev
specable.dev
specade.dev
specagent.dev
specai.dev
specalign.dev
specanchor.dev
specarchitect.dev
specarino.dev
specassist.dev
specatron.dev
specbase.dev
specbinder.dev

Next names

specbooks.dev
specbot.dev
specbox.dev
specbrain.dev
specbridge.dev
specbuddy.dev
specbuild.dev
specbuilder.dev
specbuilt.dev
speccanvas.dev
speccen.dev
speccer.dev
specchain.dev
specchan.dev
speccoding.dev
speccore.dev
speccy.dev
speccynerd.dev
specd.dev

DNS History

5 records (5 active, 0 former)

NShenry.ns.cloudflare.comulla.ns.cloudflare.comMXroute1.mx.cloudflare.netroute2.mx.cloudflare.netroute3.mx.cloudflare.net
●NShenry.ns.cloudflare.com2026-10-12 → 2026-11-03 · 2 obs
● 2026-10-12 12:57:20
● 2026-11-03 23:29:58
●NSulla.ns.cloudflare.com2026-10-12 → 2026-11-03 · 2 obs
● 2026-10-12 12:57:20
● 2026-11-03 23:29:58
●MXroute1.mx.cloudflare.net2026-11-01 → 2026-11-03 · 2 obs
● 2026-11-01 01:14:32
● 2026-11-03 23:29:58
●MXroute2.mx.cloudflare.net2026-11-01 → 2026-11-03 · 2 obs
● 2026-11-01 01:14:32
● 2026-11-03 23:29:58
●MXroute3.mx.cloudflare.net2026-11-01 → 2026-11-03 · 2 obs
● 2026-11-01 01:14:32
● 2026-11-03 23:29:58

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...10 records
specbook.devulla.ns.cloudflare.com, henry.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.59.176

NS records: ulla.ns.cloudflare.com, henry.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for specbook.dev (unsigned zone)

⏱️ Timing

Total: 1703ms | Queries: -

📄 Records

TypeCountSample Data
NS2henry.ns.cloudflare.com, ulla.ns.cloudflare.com
MX3route1.mx.cloudflare.net (pri: 42), route3.mx.cloudflare.net (pri: 59)...
TXT1v=spf1 include:_spf.mx.cloudflare.net ~a
SOA1henry.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...)

Analysis

Name Servers

The NS records for specbook.dev delegate to henry.ns.cloudflare.com and ulla.ns.cloudflare.com.

specbook.dev has the same name server delegation as a number of other domains, such as nihon-aobaitai.org, gundymensshed.org, mdesign.ro and two more.

The name servers of specbook.dev overlap at least partially with those of other domains — among them mateussantosmoura.workers.dev, googigi.com, vget289th33.com and two more.

The name servers candy.ns.cloudflare.com, zainab.ns.cloudflare.com and clay.ns.cloudflare.com are commonly seen alongside these name servers.

Host names resolving to 6 IP numbers:

henry.ns.cloudflare.com maps to 108.162.193.176, 172.64.33.176, 173.245.59.176 and 3 additional IP addresses.

ulla.ns.cloudflare.com maps to 108.162.192.233, 172.64.32.233, 173.245.58.233 and 3 additional IP addresses.

Mail Servers

Mail for specbook.dev is routed through three mail servers — route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

specbook.dev shares at least some of its mail servers with other domains — for example jungleking.site, eacc.co.kr, unaccusmail.click and two more.

Host names resolving to 6 IP numbers:

route1.mx.cloudflare.net maps to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 additional IP addresses.

route2.mx.cloudflare.net maps to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 additional IP addresses.

route3.mx.cloudflare.net maps to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 additional IP addresses.