contextbrew.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

contextbrew.dev

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:8a14🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:5ea4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.94.164Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.138.20🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgrace.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a9f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrace.ns.cloudflare.com
A2803:f800:50::6ca2:c09f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgrace.ns.cloudflare.com
A2a06:98c1:50::ac40:209f🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgrace.ns.cloudflare.com
A108.162.192.159🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrace.ns.cloudflare.com
A172.64.32.159🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrace.ns.cloudflare.com
A173.245.58.159🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgrace.ns.cloudflare.com
NSwilson.ns.cloudflare.com
A2606:4700:58::a29f:2c6e🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwilson.ns.cloudflare.com
A2803:f800:50::6ca2:c36e🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRwilson.ns.cloudflare.com
A2a06:98c1:50::ac40:236e🇺🇸 Cloudflare2a06:98c1:50::/45
PTRwilson.ns.cloudflare.com
A108.162.195.110🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwilson.ns.cloudflare.com
A162.159.44.110Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwilson.ns.cloudflare.com
A172.64.35.110🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRwilson.ns.cloudflare.com
MXmailserver.purelymail.com ⭐
A18.204.123.63🇺🇸 Amazon18.204.0.0/14 EC2 IAD prefix
PTRec2-18-204-123-63.compute-1.amazonaws.com
TXTpurelymail_ownership_proof=18ccfbb9f4afa63ab9b4f784cd594f3b7599927f1d7315f900...
TXTv=spf1 include:_spf.purelymail.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.94.164, 172.67.138.20
IPv6 hints2606:4700:3030::ac43:8a14, 2606:4700:3037::6815:5ea4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=81, name=cloudflare-ech.com
SOAgrace.ns.cloudflare.comdns@cloudflare.com serial=2419744061

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

contextbrew.co
contextbrew.ai
contextbrew.dev
contextbrew.com
contextbrew.xyz

Similar names

brewcontext.com
brewcontext.app

Previous names

context-patterns.dev
context-switch.dev
context-tags.dev
context-v.dev
context-window.dev
context0.dev
context101.dev
context7.dev
contextacademy.dev
contextaco.dev
contextallabs.dev
contextapi.dev
contextarchitect.dev
contextatlas.dev
contextbar.dev
contextbase.dev
contextbible.dev
contextbot.dev
contextbrain.dev

Next names

contextbricks.dev
contextbtd.dev
contextbudget.dev
contextbuilder.dev
contextcanceled.dev
contextcapture.dev
contextcharts.dev
contextclean.dev
contextcompression.dev
contextcontrol.dev
contextcost.dev
contextcow.dev
contextcraft.dev
contextcreative.dev
contextcreator.dev
contextctl.dev
contextcut.dev
contextd.dev
contextdaily.dev
contextdata.dev

DNS History

11 records (7 active, 4 former)

NSgrace.ns.cloudflare.comwilson.ns.cloudflare.comdns1.registrar-servers.comdns2.registrar-servers.comMXmailserver.purelymail.comA104.21.94.164172.67.138.202606:4700:3030::ac43:8a142606:4700:3037::6815:5ea4116.203.188.26192.64.119.119
○NSdns1.registrar-servers.com2026-10-06 → 2026-10-06 · 3 obs
● 2026-10-06 12:45:24
○ 2026-11-15 14:50:30
○ 2026-11-15 15:09:06
○NSdns2.registrar-servers.com2026-10-06 → 2026-10-06 · 3 obs
● 2026-10-06 12:45:24
○ 2026-11-15 14:50:30
○ 2026-11-15 15:09:06
●NSgrace.ns.cloudflare.com2026-11-15 → 2026-11-15 · 3 obs
○ 2026-10-06 12:45:24
● 2026-11-15 14:50:30
● 2026-11-15 15:09:06
●NSwilson.ns.cloudflare.com2026-11-15 → 2026-11-15 · 3 obs
○ 2026-10-06 12:45:24
● 2026-11-15 14:50:30
● 2026-11-15 15:09:06
●MXmailserver.purelymail.com2026-10-06 → 2026-11-15 · 2 obs
● 2026-10-06 12:45:24
● 2026-11-15 15:09:06
●A104.21.94.1642026-11-15 → 2026-11-15 · 3 obs
○ 2026-10-06 12:45:24
● 2026-11-15 14:50:30
● 2026-11-15 15:09:06
○A116.203.188.262026-10-06 → 2026-10-06 · 3 obs
● 2026-10-06 12:45:24
○ 2026-11-15 14:50:30
○ 2026-11-15 15:09:06
●A172.67.138.202026-11-15 → 2026-11-15 · 3 obs
○ 2026-10-06 12:45:24
● 2026-11-15 14:50:30
● 2026-11-15 15:09:06
○A192.64.119.1192026-10-06 → 2026-10-06 · 3 obs
● 2026-10-06 12:45:24
○ 2026-11-15 14:50:30
○ 2026-11-15 15:09:06
●A2606:4700:3030::ac43:8a142026-11-15 → 2026-11-15 · 3 obs
○ 2026-10-06 12:45:24
● 2026-11-15 14:50:30
● 2026-11-15 15:09:06
●A2606:4700:3037::6815:5ea42026-11-15 → 2026-11-15 · 3 obs
○ 2026-10-06 12:45:24
● 2026-11-15 14:50:30
● 2026-11-15 15:09:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld2.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com...-
contextbrew.devwilson.ns.cloudflare.com, grace.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.110

NS records: wilson.ns.cloudflare.com, grace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for contextbrew.dev (unsigned zone)

⏱️ Timing

Total: 877ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.138.20, 104.21.94.164
AAAA22606:4700:3030::ac43:8a14, 2606:4700:3037::6815:5ea4
NS2grace.ns.cloudflare.com, wilson.ns.cloudflare.com
MX1mailserver.purelymail.com (pri: 50)
TXT2purelymail_ownership_proof=18ccfbb9f4afa, v=spf1 include:_spf.purelymail.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1grace.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

contextbrew.dev resolves to four IP addresses: 104.21.94.164, 172.67.138.20, 2606:4700:3030::ac43:8a14 and 2606:4700:3037::6815:5ea4.

Among the host names that share IP numbers with contextbrew.dev are mail.arance-sicilia.com, connectedhealthandfitness.com, risingstar.com.ng and two others.

Name Servers

contextbrew.dev uses two name servers for its delegation: grace.ns.cloudflare.com and wilson.ns.cloudflare.com.

contextbrew.dev has the same name server delegation as a number of other domains, such as facelessdemake.com, gamebez.com, bossycasino.ca and two more.

contextbrew.dev has at least partial name server overlap with other domains, such as vault33.workers.dev, c6i7k84l.pages.dev, atrns.ru and two others.

These name servers tend to appear together with the name servers martin.ns.cloudflare.com, izabella.ns.cloudflare.com and molly.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

Hostname grace.ns.cloudflare.com directs to 108.162.192.159, 172.64.32.159 and 173.245.58.159 along with 3 other IP addresses.

Hostname wilson.ns.cloudflare.com directs to 108.162.195.110, 162.159.44.110 and 172.64.35.110 along with 3 other IP addresses.

Mail Servers

contextbrew.dev routes its mail through a single mail server, mailserver.purelymail.com.

contextbrew.dev has the same mail server arrangement as a number of other domains, for example cschen.io, meiyuntea.com, pondergame.com and two more.

mailserver.purelymail.com directs to just one IP number, 18.204.123.63.