buildcoreoffice.info - robtex.com

buildcoreoffice.info

DNSSEC⚠️ Not signed
A2606:4700:3030::6815:4d26🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3030::ac43:cc06🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.77.38Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.204.6🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgannon.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c3b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgannon.ns.cloudflare.com
A2803:f800:50::6ca2:c33b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRgannon.ns.cloudflare.com
A2a06:98c1:50::ac40:233b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRgannon.ns.cloudflare.com
A108.162.195.59🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgannon.ns.cloudflare.com
A162.159.44.59Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgannon.ns.cloudflare.com
A172.64.35.59🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRgannon.ns.cloudflare.com
NSitzel.ns.cloudflare.com
A2606:4700:50::a29f:262a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A2803:f800:50::6ca2:c22a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRitzel.ns.cloudflare.com
A2a06:98c1:50::ac40:222a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRitzel.ns.cloudflare.com
A108.162.194.42🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A162.159.38.42Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
A172.64.34.42🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRitzel.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c08::1a🇺🇸 Google2607:f8b0:4004::/48
PTRbi-in-f26.1e100.net
A2607:f8b0:4004:c08::1b🇺🇸 Google2607:f8b0:4004::/48
PTRbi-in-f27.1e100.net
A2607:f8b0:4004:c21::1a🇺🇸 Google2607:f8b0:4004::/48
PTRpe-in-f26.1e100.net
A2607:f8b0:4004:c21::1b🇺🇸 Google2607:f8b0:4004::/48
PTRpe-in-f27.1e100.net
A64.233.180.26🇺🇸 Google64.233.180.0/24
PTRon-in-f26.1e100.net
PTRpe-in-f26.1e100.net
A64.233.180.27🇺🇸 Google64.233.180.0/24
PTRon-in-f27.1e100.net
PTRpe-in-f27.1e100.net
A172.253.63.26🇺🇸 Google172.253.63.0/24
PTRbi-in-f26.1e100.net
A172.253.63.27🇺🇸 Google172.253.63.0/24
PTRbi-in-f27.1e100.net
A192.179.18.26🇺🇸 Google192.178.0.0/15
PTRry-in-f26.1e100.net
TXTgoogle-site-verification=QzjRSKcLCoE4oWSTgGixTD6YXOMUFs6J7vavtKCGXP8
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.77.38, 172.67.204.6
IPv6 hints2606:4700:3030::6815:4d26, 2606:4700:3030::ac43:cc06
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=227, name=cloudflare-ech.com
SOAgannon.ns.cloudflare.comdns@cloudflare.com serial=2410582669

info

DNSSEC🔒 Signed (DS record present)
NSa0.info.afilias-nst.info ⭐
NSa2.info.afilias-nst.info
NSb0.info.afilias-nst.org ⚠️ Not in parent delegation
NSb2.info.afilias-nst.org ⚠️ Not in parent delegation
NSc0.info.afilias-nst.info
NSd0.info.afilias-nst.org ⚠️ Not in parent delegation
SOAa0.info.afilias-nst.infohostmaster@donuts.email serial=1785330357
⚠️ On DNS blocklist: tif

Same first word

buildcoreoffice.info

DNS History

7 records (7 active, 0 former)

NSgannon.ns.cloudflare.comitzel.ns.cloudflare.comMXsmtp.google.comA104.21.77.38172.67.204.62606:4700:3030::6815:4d262606:4700:3030::ac43:cc06
●NSgannon.ns.cloudflare.com2026-07-28 → 2026-07-29 · 2 obs
● 2026-07-28 18:06:20
● 2026-07-29 13:20:24
●NSitzel.ns.cloudflare.com2026-07-28 → 2026-07-29 · 2 obs
● 2026-07-28 18:06:20
● 2026-07-29 13:20:24
●MXsmtp.google.com2026-07-28 → 2026-07-29 · 2 obs
● 2026-07-28 18:06:20
● 2026-07-29 13:20:24
●A104.21.77.382026-07-28 → 2026-07-29 · 2 obs
● 2026-07-28 18:06:20
● 2026-07-29 13:20:24
●A172.67.204.62026-07-28 → 2026-07-29 · 2 obs
● 2026-07-28 18:06:20
● 2026-07-29 13:20:24
●A2606:4700:3030::6815:4d262026-07-28 → 2026-07-29 · 2 obs
● 2026-07-28 18:06:20
● 2026-07-29 13:20:24
●A2606:4700:3030::ac43:cc062026-07-28 → 2026-07-29 · 2 obs
● 2026-07-28 18:06:20
● 2026-07-29 13:20:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
infoa0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info-
buildcoreoffice.infogannon.ns.cloudflare.com, itzel.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.194.42

NS records: gannon.ns.cloudflare.com, itzel.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buildcoreoffice.info (unsigned zone)

⏱️ Timing

Total: 484ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.204.6, 104.21.77.38
AAAA22606:4700:3030::ac43:cc06, 2606:4700:3030::6815:4d26
NS2gannon.ns.cloudflare.com, itzel.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT2google-site-verification=QzjRSKcLCoE4oWS, v=spf1 include:_spf.google.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1gannon.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

buildcoreoffice.info points to the four IP addresses 104.21.77.38, 172.67.204.6, 2606:4700:3030::6815:4d26 and 2606:4700:3030::ac43:cc06.

mailin1.drivetesla.sk, sumink.com, suburjayaperkasa.com and two other host names share IP numbers with buildcoreoffice.info.

Name Servers

buildcoreoffice.info has two authoritative name servers — gannon.ns.cloudflare.com and itzel.ns.cloudflare.com.

buildcoreoffice.info uses the same name servers as several other domains — among them qubick.it, uibxcsc3962.workers.dev, getmarketplaceofficer.info and two more.

At least some of buildcoreoffice.info's name servers are shared with other domains, for example suozo.com, virtualplus.eu, idc0731.com and two more.

It is common for these name servers to be used in conjunction with the name servers holly.ns.cloudflare.com, rory.ns.cloudflare.com and jason.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

gannon.ns.cloudflare.com points to 108.162.195.59, 162.159.44.59, 172.64.35.59 and 3 other IP addresses.

itzel.ns.cloudflare.com points to 108.162.194.42, 162.159.38.42, 172.64.34.42 and 3 other IP addresses.

Mail Servers

Mail for buildcoreoffice.info is handled by a single mail server, smtp.google.com.

buildcoreoffice.info uses an identical mail server configuration to several other domains — among them seographic.de, pavlin.co.in, totwe.com and two more.

buildcoreoffice.info has at least partial mail server overlap with other domains such as squeezeny.com, sakurajyuken.co.jp, blacklyte.com and two more.

These mail servers commonly appear together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com and two other mail servers.

smtp.google.com resolves to 9 IP addresses — 64.233.180.26, 64.233.180.27, 172.253.63.26 and 6 others.