w4b.app - robtex.com

w4b.app

DNSSEC⚠️ Not signed
A2606:4700:20::681a:cd0🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::681a:dd0🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:20::ac43:4a1d🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.12.208Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.26.13.208Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.74.29🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmonika.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2638🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmonika.ns.cloudflare.com
A2803:f800:50::6ca2:c238🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmonika.ns.cloudflare.com
A2a06:98c1:50::ac40:2238🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmonika.ns.cloudflare.com
A108.162.194.56🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmonika.ns.cloudflare.com
A162.159.38.56Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmonika.ns.cloudflare.com
A172.64.34.56🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmonika.ns.cloudflare.com
NSvern.ns.cloudflare.com
A2606:4700:58::adf5:3bf3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A2803:f800:50::6ca2:c1f3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRvern.ns.cloudflare.com
A2a06:98c1:50::ac40:21f3🇺🇸 Cloudflare2a06:98c1:50::/45
PTRvern.ns.cloudflare.com
A108.162.193.243🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A172.64.33.243🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
A173.245.59.243🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRvern.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4023:c0b::1a🇺🇸 Google2607:f8b0::/32
PTRdd-in-f26.1e100.net
A142.250.101.27🇺🇸 Google142.250.101.0/24
PTRdz-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2607:f8b0:4023:2801::1a🇺🇸 Google2607:f8b0::/32
PTRlcausi-in-f26.1e100.net
A192.178.128.27🇺🇸 Google192.178.128.0/24
PTRlcausi-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXalt3.aspmx.l.google.com(10)
A2607:f8b0:4023:1015::1b🇺🇸 Google2607:f8b0::/32
PTRyudfwta-in-f27.1e100.net
A172.253.135.26🇺🇸 Google172.253.135.0/24
PTRyudfwta-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2607:f8b0:4001:c70::1a🇺🇸 Google2607:f8b0:4001::/48
PTRyucbful-in-f26.1e100.net
A192.178.209.26🇺🇸 Google192.178.209.0/24
PTRyucbful-in-f26.1e100.net
TXTMS=ms36652843
TXTdocusign=52b01a5b-baa8-486f-851a-f478bd5a87ad
HTTPSHTTP/2 ✓ hints match
IPv4 hints104.26.12.208, 104.26.13.208, 172.67.74.29
IPv6 hints2606:4700:20::681a:cd0, 2606:4700:20::681a:dd0, 2606:4700:20::ac43:4a1d
SOAmonika.ns.cloudflare.comdns@cloudflare.com serial=2402004549

app

DNSSEC🔒 Signed (DS record present)
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=101427
🔒 HSTS Preload (+subdomains)

Subdomains

pottencial.w4b.app

Same first word

w4b.info
w4b.cz
w4b.cn
w4b.at
w4b.de
w4b.app
w4b.com
w4b.it
w4b.dk
w4b.org
w4b.ru
w4b.in
w4b.co.uk

Similar names

bw4.biz
b4w.ru
4bw.com
4wb.net
4wb.it
bw4.com
wb4.me
4bw.cc
bw4.us
b4w.nl
b4w.fr
b4w.biz
wb4.com.br
4wb.de
bw4.org
bw4.de
wb4.jp
b4w.de
4bw.net
bw4.top
bw4.info
wb4.de
bw4.nl
b4w.org
4bw.ru
wb4.ru
b4w.com
b4w.it
wb4.com
4wb.com
wb4.cn
b4w.com.br
wb4.nl
4wb.ru
wb4.biz
b4w.eu
bw4.me
b4w.cz
bw4.net
b4w.at
b4w.cn

DNS History

13 records (13 active, 0 former)

NSmonika.ns.cloudflare.comvern.ns.cloudflare.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA104.26.12.208104.26.13.208172.67.74.292606:4700:20::681a:cd02606:4700:20::681a:dd02606:4700:20::ac43:4a1d
●NSmonika.ns.cloudflare.com2026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●NSvern.ns.cloudflare.com2026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●MXalt1.aspmx.l.google.com2026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●MXalt2.aspmx.l.google.com2026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●MXalt3.aspmx.l.google.com2026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●MXalt4.aspmx.l.google.com2026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●MXaspmx.l.google.com2026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●A104.26.12.2082026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●A104.26.13.2082026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●A172.67.74.292026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●A2606:4700:20::681a:cd02026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●A2606:4700:20::681a:dd02026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52
●A2606:4700:20::ac43:4a1d2026-04-29 → 2026-05-10 · 2 obs
● 2026-04-29 10:25:00
● 2026-05-10 10:09:52

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
appns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...10 records
w4b.appmonika.ns.cloudflare.com, vern.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.56

NS records: monika.ns.cloudflare.com, vern.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for w4b.app (unsigned zone)

⏱️ Timing

Total: 895ms | Queries: -

📄 Records

TypeCountSample Data
A3104.26.13.208, 104.26.12.208...
AAAA32606:4700:20::681a:cd0, 2606:4700:20::681a:dd0...
NS2monika.ns.cloudflare.com, vern.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT2MS=ms36652843, docusign=52b01a5b-baa8-486f-851a-f478bd5
HTTPS1{"priority":1,"target":".","alpn":["h2"]
SOA1monika.ns.cloudflare.com dns.cloudflare.

📌 Glue Records Collected

Total: 10

Out-of-bailiwick: 10 (ns-tld1.charlestonroadregistry.com, ns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...)

Analysis

Hierarchy

w4b.app is a parent of pottencial.w4b.app.

IP Addresses

w4b.app resolves to six IP numbers: 2606:4700:20::681a:cd0, 2606:4700:20::681a:dd0, 2606:4700:20::ac43:4a1d, 104.26.12.208, 104.26.13.208 and 172.67.74.29.

Other host names such as panel.(0x736578)nord.net, lastu.co, www.cumsa.com, www.semilac.pl and www.zticket.com.br share IP numbers with w4b.app.

Name Servers

w4b.app is delegated to two name servers: monika.ns.cloudflare.com and vern.ns.cloudflare.com.

w4b.app uses the same name server setup as other domains, including apdp.pt, eyetopia.pt, coded.pt, fpa.pt and pafikabugarut.org.

At least part of the name servers for w4b.app are shared with other domains, for instance intellectscoop.live, floresamexico.com.mx, bathkitchenhome.com, casumo.best and tutuapp.buzz.

These name servers are commonly used alongside hasslo.ns.cloudflare.com and konnor.ns.cloudflare.com.

Host names with six IP numbers:

monika.ns.cloudflare.com points to: 2606:4700:50::a29f:2638, 2803:f800:50::6ca2:c238, 2a06:98c1:50::ac40:2238, 108.162.194.56, 162.159.38.56 and 172.64.34.56.

vern.ns.cloudflare.com points to: 2606:4700:58::adf5:3bf3, 2803:f800:50::6ca2:c1f3, 2a06:98c1:50::ac40:21f3, 108.162.193.243, 172.64.33.243 and 173.245.59.243.

Mail Servers

w4b.app is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

w4b.app shares at least some mail servers with other domains, for example grabara.eu, marksnutrition.com, ns500734.ns500693.ns500693.ns500693.ns500699.ns500734.ns500734.ns500699.ns500693.ns500588.ns500588.ns500699.ns500699.ns500699.ns500632.ns500588.ns500588.dtrkdll.com, ns500768.ns500698.ns500759.ns500698.ns500735.ns500698.ns500698.ns500735.ns500698.ns500698.ns500619.ns500698.ns500686.ns500652.trackreceptor.com and ns500699.ns500693.ns500693.ns500699.ns500734.ns500588.ns500699.ns500612.ns500632.ns500632.ns500588.ns500578.ns500110.dtrkdll.com.

These mail servers are commonly used alongside aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers: aspmx.l.google.com points to 2607:f8b0:4023:c0b::1a and 142.250.101.27; alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1a and 192.178.128.27; alt2.aspmx.l.google.com points to 2a00:1450:400b:c02::1b and 172.253.116.26; alt3.aspmx.l.google.com points to 2607:f8b0:4023:1015::1b and 172.253.135.26; alt4.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.