mcbu.dev - robtex.com

🛡️Domain Reputation CheckBlocklist, phishing & malware status→

mcbu.dev

DNSSEC⚠️ Not signed
A2606:4700:3034::ac43:aa69🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::6815:1c50🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.28.80Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.170.105🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSlia.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3ab9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlia.ns.cloudflare.com
A2803:f800:50::6ca2:c0b9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRlia.ns.cloudflare.com
A2a06:98c1:50::ac40:20b9🇺🇸 Cloudflare2a06:98c1:50::/45
PTRlia.ns.cloudflare.com
A108.162.192.185🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlia.ns.cloudflare.com
A172.64.32.185🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlia.ns.cloudflare.com
A173.245.58.185🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRlia.ns.cloudflare.com
NSquentin.ns.cloudflare.com
A2606:4700:58::a29f:2c07🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRquentin.ns.cloudflare.com
A2803:f800:50::6ca2:c307🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRquentin.ns.cloudflare.com
A2a06:98c1:50::ac40:2307🇺🇸 Cloudflare2a06:98c1:50::/45
PTRquentin.ns.cloudflare.com
A108.162.195.7🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRquentin.ns.cloudflare.com
A162.159.44.7Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRquentin.ns.cloudflare.com
A172.64.35.7🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRquentin.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.28.80, 172.67.170.105
IPv6 hints2606:4700:3034::ac43:aa69, 2606:4700:3035::6815:1c50
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=48, name=cloudflare-ech.com
SOAlia.ns.cloudflare.comdns@cloudflare.com serial=2411720466

dev

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=1
🔒 HSTS Preload (+subdomains)

Same first word

mcbu.com.ph
mcbu.ac.in
mcbu.org.ph
mcbu.com
mcbu.xyz
mcbu.edu.tr
mcbu.dev

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umbc.edu
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Previous names

mcarena.dev
mcarr.dev
mcarroll.dev
mcarrow.dev
mcarthur.dev
mcase.dev
mcaskill.dev
mcauliffe-station.dev
mcauliffe.dev
mcavoy.dev
mcaw.dev
mcbay.dev
mcbd.dev
mcbe.dev
mcbeeringi.dev
mcbloch.dev
mcbox.dev
mcboyd.dev
mcbrides.dev
mcbroom.dev

Next names

mcbuford.dev
mcbuild.dev
mcc-mnc.dev
mccaa.dev
mccade.dev
mccahan.dev
mccain.dev
mccallister.dev
mccambridge.dev
mccarroll.dev
mccartheney.dev
mccarthy.dev
mccarthykev.dev
mccarty.dev
mccarville.dev
mccaskill.dev
mccauley.dev
mccaw.dev
mccd.dev
mcclary.dev

DNS History

10 records (6 active, 4 former)

NSlia.ns.cloudflare.comquentin.ns.cloudflare.comA104.21.28.80172.67.170.1052606:4700:3034::ac43:aa692606:4700:3035::6815:1c50188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NSlia.ns.cloudflare.com2026-08-24 → 2026-09-04 · 2 obs
● 2026-08-24 14:54:24
● 2026-09-04 08:20:08
●NSquentin.ns.cloudflare.com2026-08-24 → 2026-09-04 · 2 obs
● 2026-08-24 14:54:24
● 2026-09-04 08:20:08
●A104.21.28.802026-08-30 → 2026-09-04 · 3 obs
○ 2026-08-24 14:54:24
● 2026-08-30 16:24:46
● 2026-09-04 08:20:08
●A172.67.170.1052026-08-30 → 2026-09-04 · 3 obs
○ 2026-08-24 14:54:24
● 2026-08-30 16:24:46
● 2026-09-04 08:20:08
○A188.114.96.02026-08-24 → 2026-08-24 · 3 obs
● 2026-08-24 14:54:24
○ 2026-08-30 16:24:46
○ 2026-09-04 08:20:08
○A188.114.97.02026-08-24 → 2026-08-24 · 3 obs
● 2026-08-24 14:54:24
○ 2026-08-30 16:24:46
○ 2026-09-04 08:20:08
●A2606:4700:3034::ac43:aa692026-08-30 → 2026-09-04 · 3 obs
○ 2026-08-24 14:54:24
● 2026-08-30 16:24:46
● 2026-09-04 08:20:08
●A2606:4700:3035::6815:1c502026-08-30 → 2026-09-04 · 3 obs
○ 2026-08-24 14:54:24
● 2026-08-30 16:24:46
● 2026-09-04 08:20:08
○A2a06:98c1:3120::2026-08-24 → 2026-08-24 · 3 obs
● 2026-08-24 14:54:24
○ 2026-08-30 16:24:46
○ 2026-09-04 08:20:08
○A2a06:98c1:3121::2026-08-24 → 2026-08-24 · 3 obs
● 2026-08-24 14:54:24
○ 2026-08-30 16:24:46
○ 2026-09-04 08:20:08

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld5.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com...-
mcbu.devquentin.ns.cloudflare.com, lia.ns.cloudflare.com-

✅ Authoritative Response

Server:162.159.44.7

NS records: quentin.ns.cloudflare.com, lia.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for mcbu.dev (unsigned zone)

⏱️ Timing

Total: 631ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.28.80, 172.67.170.105
AAAA22606:4700:3035::6815:1c50, 2606:4700:3034::ac43:aa69
NS2lia.ns.cloudflare.com, quentin.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1lia.ns.cloudflare.com dns.cloudflare.com

Analysis

IP Addresses

mcbu.dev resolves to four IP addresses: 104.21.28.80, 172.67.170.105, 2606:4700:3034::ac43:aa69 and 2606:4700:3035::6815:1c50.

Two other host names, along with www.yuandonglix.cn, bubter.com and arrmongt.com, also share IP numbers with mcbu.dev.

Name Servers

mcbu.dev uses two name servers for its delegation: lia.ns.cloudflare.com and quentin.ns.cloudflare.com.

mcbu.dev shares its NS records with other domains, for example 4000statistics.com, 701withunlimited.com, 21cup.net and two others.

mcbu.dev partially shares its NS delegation with several other domains, including shabashj.workers.dev, cumadiras.site, itchansok.workers.dev and two others.

These name servers often co-occur with the name servers sasha.ns.cloudflare.com.

DNS names with 6 IP addresses:

Hostname lia.ns.cloudflare.com directs to 108.162.192.185, 172.64.32.185 and 173.245.58.185 along with 3 other IP addresses.

Hostname quentin.ns.cloudflare.com directs to 108.162.195.7, 162.159.44.7 and 172.64.35.7 along with 3 other IP addresses.