buf.build - dns.ninja

buf.build

DNSSEC⚠️ Not signed
A34.95.71.106🇺🇸 Google34.92.0.0/14
PTR106.71.95.34.bc.googleusercontent.com
NSrosemary.ns.cloudflare.com ⭐
A2606:4700:50::a29f:264d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosemary.ns.cloudflare.com
A2803:f800:50::6ca2:c24d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRrosemary.ns.cloudflare.com
A2a06:98c1:50::ac40:224d🇺🇸 Cloudflare2a06:98c1:50::/45
PTRrosemary.ns.cloudflare.com
A108.162.194.77🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosemary.ns.cloudflare.com
A162.159.38.77Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosemary.ns.cloudflare.com
A172.64.34.77🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRrosemary.ns.cloudflare.com
NStony.ns.cloudflare.com
A2606:4700:58::adf5:3bf0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtony.ns.cloudflare.com
A2803:f800:50::6ca2:c1f0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtony.ns.cloudflare.com
A2a06:98c1:50::ac40:21f0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtony.ns.cloudflare.com
A108.162.193.240🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtony.ns.cloudflare.com
A172.64.33.240🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtony.ns.cloudflare.com
A173.245.59.240🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtony.ns.cloudflare.com
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c1b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f27.1e100.net
A142.251.16.26🇺🇸 Google142.251.16.0/24
PTRbl-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c14::1b🇨🇱 Google2800:3f0:4003::/48
A192.178.234.27🇺🇸 Google192.178.0.0/15
PTRncsclj-in-f27.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.26🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f26.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXTB997BD242A
TXTMS=ms40326687
TXTOSSRH-84676
TXTZOOM_verify_tNPqhddwpXox0zf4Eclck7
TXT_gzlouu2guf68olrwwq0s94geej4ff12
TXTanthropic-domain-verification-53edjt=MQ72mrdHu0iyqLC6hjd4sU3wZ
TXTapple-domain-verification=uFHzTjAuMQqmvmeJ
TXTcursor-domain-verification-nr2khg=zXW8kPNUhjs6YQg0xBjLj9pdB
TXTgoogle-site-verification=lycZSscFSeDJpzUM9BNZQgMEAiURSrjA12XxldAQsUA
TXTjetbrains-domain-verification=dusacr8g1qgfavwytsodypi51
TXTlinear-domain-verification=358850
TXTnotion_verify_mVP?)],~n*mV_u1M@=rr_B7Hj1~4Mjc!s_0WD:}-TzY!h^M,#7Mae1^@Wdw}LbX...
TXTpylon-domain-verification-9xp7sc=r7X9JwtzdrYACNG0xUu0cwF3l
TXTstripe-verification=a0cfb5be3da0244c101501f2d4012739e163fa5ccda68b52f8a5b4324...
TXTstripe-verification=d9ddbc83e579b6d4807dca1abde8eb75e67fcd674034ce1fe339d69b9...
TXTv=spf1 include:_spf.google.com include:8423972.spf08.hubspotemail.net include...
SOArosemary.ns.cloudflare.comdns@cloudflare.com serial=2410921397

build

DNSSEC🔒 Signed (DS record present)
NSns0.centralnic.net ⭐
NSa.nic.build
NSb.nic.build
NSc.nic.build
NSd.nic.build
SOAns0.centralnic.nethostmaster@centralnic.net serial=1786731916
rank #135291 globally
rank #5 in the tld
📈 Tranco rank: #162,481

Subdomains

blog.buf.build
docs.buf.build
webflow.buf.build
gerbil.buf.build
enterprise.buf.build
status.buf.build
api.buf.build
support.buf.build
webflow-new.buf.build
kcdn.buf.build
kapi.buf.build
www.buf.build
modules.buf.build
plugins.buf.build

Same first word

buf.cz
buf.jp
buf.io
buf.org
buf.si
buf.eu
buf.ca
buf.co.za
buf.ru
buf.us
buf.de
buf.edu
buf.com
buf.ro
buf.cn
buf.fr
buf.dev
buf.su
buf.co
buf.build
buf.biz
buf.dk
buf.email
buf.com.pl
buf.tech
buf.online
buf.me
buf.at
buf.com.tr
buf.ch
buf.net
buf.pl

Similar names

fbu.cc
ubf.consulting
ufb.de
fub.fr
fub.de
fub.pl
bfu.de
ubf.biz
ufb.org
fub.net
fub.nl
ubf.fr
bfu.it
ufb.fr
fbu.fr
fbu.com.pl
ufb.be
bfu.cz
ubf.nl
ufb.org.nz
bfu.co.za
fbu.ua
fub.finance
fub.it
fub.me
fub.edu
fub.org.br
fbu.eu
ufb.cz
fbu.it
fbu.org
fub.cn
bfu.com
ubf.international
ubf.ca
fbu.com.br
ubf.or.jp
fub.com.ua
fbu.be
fbu.org.uk
fub.cz
ubf.com.br
fbu.cl
ubf.es
ubf.org.ru
ufb.casino
fbu.com
fub.info
bfu.at
bfu.jp
ubf.de
bfu.in
bfu.gmbh
fbu.info
fbu.com.ua
ubf.org.rw
ubf.co.uk
fbu.edu.tr
fbu.ch
bfu.uz
fub.us
fbu.in
bfu.bg
ubf.com.ua
fub.biz
bfu.ch
ufb.com.ua
ufb.se
fub.co
fbu.edu.vn
ufb.me
ubf.ch
ufb.net
ufb.com
ubf.com
ubf.org.in
bfu.fr
ubf.one
fub.fish
ubf.com.hk
bfu.co
fbu.ks.ua
ubf.ae

DNS History

13 records (8 active, 5 former)

202120222023202420252026NSrosemary.ns.cloudflare.comtony.ns.cloudflare.comdns1.p08.nsone.netdns2.p08.nsone.netdns3.p08.nsone.netdns4.p08.nsone.netMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comA34.95.71.106134.209.226.211
○NSdns1.p08.nsone.net2020-03-20 → 2020-03-20 · 3 obs
● 2020-03-20 15:03:06
○ 2026-03-28 10:54:02
○ 2026-08-14 18:39:36
○NSdns2.p08.nsone.net2020-03-20 → 2020-03-20 · 3 obs
● 2020-03-20 15:03:06
○ 2026-03-28 10:54:02
○ 2026-08-14 18:39:36
○NSdns3.p08.nsone.net2020-03-20 → 2020-03-20 · 3 obs
● 2020-03-20 15:03:06
○ 2026-03-28 10:54:02
○ 2026-08-14 18:39:36
○NSdns4.p08.nsone.net2020-03-20 → 2020-03-20 · 3 obs
● 2020-03-20 15:03:06
○ 2026-03-28 10:54:02
○ 2026-08-14 18:39:36
●NSrosemary.ns.cloudflare.com2026-03-28 → 2026-08-14 · 3 obs
○ 2020-03-20 15:03:06
● 2026-03-28 10:54:02
● 2026-08-14 18:39:36
●NStony.ns.cloudflare.com2026-03-28 → 2026-08-14 · 3 obs
○ 2020-03-20 15:03:06
● 2026-03-28 10:54:02
● 2026-08-14 18:39:36
●MXalt1.aspmx.l.google.com2020-03-20 → 2026-08-14 · 2 obs
● 2020-03-20 15:03:06
● 2026-08-14 18:39:36
●MXalt2.aspmx.l.google.com2020-03-20 → 2026-08-14 · 2 obs
● 2020-03-20 15:03:06
● 2026-08-14 18:39:36
●MXalt3.aspmx.l.google.com2020-03-20 → 2026-08-14 · 2 obs
● 2020-03-20 15:03:06
● 2026-08-14 18:39:36
●MXalt4.aspmx.l.google.com2020-03-20 → 2026-08-14 · 2 obs
● 2020-03-20 15:03:06
● 2026-08-14 18:39:36
●MXaspmx.l.google.com2020-03-20 → 2026-08-14 · 2 obs
● 2020-03-20 15:03:06
● 2026-08-14 18:39:36
○A134.209.226.2112020-03-20 → 2020-03-20 · 3 obs
● 2020-03-20 15:03:06
○ 2026-03-28 10:54:02
○ 2026-08-14 18:39:36
●A34.95.71.1062026-03-28 → 2026-08-14 · 3 obs
○ 2020-03-20 15:03:06
● 2026-03-28 10:54:02
● 2026-08-14 18:39:36

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
builda.nic.build, b.nic.build, c.nic.build, d.nic.build8 records
buf.buildtony.ns.cloudflare.com, rosemary.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.77

NS records: tony.ns.cloudflare.com, rosemary.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buf.build (unsigned zone)

⏱️ Timing

Total: 665ms | Queries: -

📄 Records

TypeCountSample Data
A134.95.71.106
NS2rosemary.ns.cloudflare.com, tony.ns.cloudflare.com
MX5aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)...
TXT16B997BD242A, MS=ms40326687...
SOA1rosemary.ns.cloudflare.com dns.cloudflar

📌 Glue Records Collected

Total: 8

In-bailiwick: 8 (a.nic.build, a.nic.build, b.nic.build...)

Analysis

Hierarchy

Among the subdomains of buf.build are blog.buf.build, docs.buf.build, webflow.buf.build, gerbil.buf.build, enterprise.buf.build and a few other host names.

IP Addresses

buf.build resolves to just one IP address, 34.95.71.106.

Further host names like api.buf.build and 106.71.95.34.bc.googleusercontent.com overlap in IP numbers with buf.build.

Name Servers

buf.build is served by two delegated name servers, rosemary.ns.cloudflare.com and tony.ns.cloudflare.com.

buf.build shares its NS records with other domains, for example protobuf.com, rsicarelli.com, lessa.tech and two others.

There is at least partial name server overlap between buf.build and other domains — tjfyxx.com, casinoh61.buzz, arionvelystiq.com and two more among them.

The name servers samara.ns.cloudflare.com, eugene.ns.cloudflare.com and fattouche.ns.cloudflare.com are often found in combination with these name servers.

DNS names with 6 IP addresses:

rosemary.ns.cloudflare.com carries IP addresses 108.162.194.77, 162.159.38.77 and 172.64.34.77, with 3 other addresses beyond those.

tony.ns.cloudflare.com carries IP addresses 108.162.193.240, 172.64.33.240 and 173.245.59.240, with 3 other addresses beyond those.

Mail Servers

buf.build has five mail servers, which are aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

There is at least a partial MX overlap between buf.build and other domains, including fdbet.fr, ns500768.ns500759.ns500698.ns500698.ns500735.ns500698.ns500736.ns500698.ns500698.ns500619.ns500576.ns500652.ns500619.ns500619.trackreceptor.com, prezman.fr and two others.

These mail servers tend to appear in combination with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx3.googlemail.com and 3 others.

Host names that have two IP addresses:

aspmx.l.google.com maps to two IP addresses — 142.251.16.26 and 2607:f8b0:4004:c1b::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 192.178.234.27 and 2800:3f0:4003:c14::1b.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.27 and 2a00:1450:400b:c02::1b.

alt3.aspmx.l.google.com maps to two IP addresses — 192.178.223.26 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com maps to two IP addresses — 172.253.157.27 and 2a00:1450:400c:c23::1b.