buildcoreofficeco.info - robtex.com

buildcoreofficeco.info

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:b523🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3031::6815:3386🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.51.134Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.181.35🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSkellen.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2ca0🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A2803:f800:50::6ca2:c3a0🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRkellen.ns.cloudflare.com
A2a06:98c1:50::ac40:23a0🇺🇸 Cloudflare2a06:98c1:50::/45
PTRkellen.ns.cloudflare.com
A108.162.195.160🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A162.159.44.160Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
A172.64.35.160🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRkellen.ns.cloudflare.com
NSsimone.ns.cloudflare.com
A2606:4700:50::a29f:261a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsimone.ns.cloudflare.com
A2803:f800:50::6ca2:c21a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsimone.ns.cloudflare.com
A2a06:98c1:50::ac40:221a🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsimone.ns.cloudflare.com
A108.162.194.26🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsimone.ns.cloudflare.com
A162.159.38.26Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsimone.ns.cloudflare.com
A172.64.34.26🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsimone.ns.cloudflare.com
MXsmtp.google.com ⭐
A2607:f8b0:4004:c1b::1a🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f26.1e100.net
A2607:f8b0:4004:c1b::1b🇺🇸 Google2607:f8b0:4004::/48
PTRwv-in-f27.1e100.net
A2607:f8b0:4004:c29::1a🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadum-in-f26.1e100.net
A2607:f8b0:4004:c2d::1a🇺🇸 Google2607:f8b0:4004::/48
PTRry-in-f26.1e100.net
A142.251.163.26🇺🇸 Google142.251.163.0/24
PTRwv-in-f26.1e100.net
A142.251.163.27🇺🇸 Google142.251.163.0/24
PTRwv-in-f27.1e100.net
A142.251.167.27🇺🇸 Google142.251.167.0/24
PTRww-in-f27.1e100.net
A173.194.45.26🇺🇸 Google173.194.0.0/16
PTRyuiadum-in-f26.1e100.net
A192.179.18.27🇺🇸 Google192.178.0.0/15
PTRry-in-f27.1e100.net
TXTgoogle-site-verification=vqvYl68QSwOc0IGw7ypwyB-G9Ie_S8hMLi0imW4N5fI
TXTv=spf1 include:_spf.google.com ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.51.134, 172.67.181.35
IPv6 hints2606:4700:3030::ac43:b523, 2606:4700:3031::6815:3386
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=213, name=cloudflare-ech.com
SOAkellen.ns.cloudflare.comdns@cloudflare.com serial=2410582663

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=1785697057
⚠️ On DNS blocklist: tif, tif.medium, tif.mini

Same first word

buildcoreofficeco.info

DNS History

13 records (7 active, 6 former)

NSkellen.ns.cloudflare.comsimone.ns.cloudflare.comMXsmtp.google.comA104.21.51.134172.67.181.352606:4700:3030::ac43:b5232606:4700:3031::6815:3386188.114.96.4188.114.97.42a06:98c1:3120::2a06:98c1:3120::42a06:98c1:3121::2a06:98c1:3121::4
●NSkellen.ns.cloudflare.com2026-07-28 → 2026-08-02 · 2 obs
● 2026-07-28 20:38:36
● 2026-08-02 19:32:16
●NSsimone.ns.cloudflare.com2026-07-28 → 2026-08-02 · 2 obs
● 2026-07-28 20:38:36
● 2026-08-02 19:32:16
●MXsmtp.google.com2026-07-28 → 2026-08-02 · 2 obs
● 2026-07-28 20:38:36
● 2026-08-02 19:32:16
●A104.21.51.1342026-08-02 → 2026-08-02 · 2 obs
○ 2026-07-28 21:21:28
● 2026-08-02 19:32:16
●A172.67.181.352026-08-02 → 2026-08-02 · 2 obs
○ 2026-07-28 21:21:28
● 2026-08-02 19:32:16
○A188.114.96.42026-07-28 → 2026-07-28 · 2 obs
● 2026-07-28 20:38:36
○ 2026-08-02 19:32:16
○A188.114.97.42026-07-28 → 2026-07-28 · 2 obs
● 2026-07-28 20:38:36
○ 2026-08-02 19:32:16
●A2606:4700:3030::ac43:b5232026-08-02 → 2026-08-02 · 2 obs
○ 2026-07-28 21:21:28
● 2026-08-02 19:32:16
●A2606:4700:3031::6815:33862026-08-02 → 2026-08-02 · 2 obs
○ 2026-07-28 21:21:28
● 2026-08-02 19:32:16
○A2a06:98c1:3120::2026-07-28 → 2026-07-28 · 3 obs
○ 2026-07-28 20:38:36
● 2026-07-28 21:21:28
○ 2026-08-02 19:32:16
○A2a06:98c1:3120::42026-07-28 → 2026-07-28 · 3 obs
● 2026-07-28 20:38:36
○ 2026-07-28 21:21:28
○ 2026-08-02 19:32:16
○A2a06:98c1:3121::2026-07-28 → 2026-07-28 · 3 obs
○ 2026-07-28 20:38:36
● 2026-07-28 21:21:28
○ 2026-08-02 19:32:16
○A2a06:98c1:3121::42026-07-28 → 2026-07-28 · 3 obs
● 2026-07-28 20:38:36
○ 2026-07-28 21:21:28
○ 2026-08-02 19:32:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
infoa0.info.afilias-nst.info, a2.info.afilias-nst.info, c0.info.afilias-nst.info-
buildcoreofficeco.infokellen.ns.cloudflare.com, simone.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.195.160

NS records: kellen.ns.cloudflare.com, simone.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buildcoreofficeco.info (unsigned zone)

⏱️ Timing

Total: 1349ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.181.35, 104.21.51.134
AAAA22606:4700:3030::ac43:b523, 2606:4700:3031::6815:3386
NS2kellen.ns.cloudflare.com, simone.ns.cloudflare.com
MX1smtp.google.com (pri: 1)
TXT2google-site-verification=vqvYl68QSwOc0IG, v=spf1 include:_spf.google.com ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1kellen.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

buildcoreofficeco.info directs to four IP numbers, which are 104.21.51.134, 172.67.181.35, 2606:4700:3030::ac43:b523 and 2606:4700:3031::6815:3386.

mail.rss-farm.ru, feed-a-family.org, bpmnquickguide.com and two other host names share IP numbers with buildcoreofficeco.info.

Name Servers

buildcoreofficeco.info is served by two delegated name servers, kellen.ns.cloudflare.com and simone.ns.cloudflare.com.

buildcoreofficeco.info uses the same name servers as several other domains — among them brbstkimyasal.com, casino-lolajack.org, sonyworkforceanalyticsdesk.com and two more.

There is at least partial name server overlap between buildcoreofficeco.info and other domains — tinyzone.win, roxcasinoigratonline.ru, ihawk.es and two more among them.

These name servers frequently co-occur with the name servers zod.ns.cloudflare.com and jasper.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

kellen.ns.cloudflare.com carries IP addresses 108.162.195.160, 162.159.44.160 and 172.64.35.160, with 3 other addresses beyond those.

simone.ns.cloudflare.com carries IP addresses 108.162.194.26, 162.159.38.26 and 172.64.34.26, with 3 other addresses beyond those.

Mail Servers

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

buildcoreofficeco.info uses an identical mail server configuration to several other domains — among them konakfashion.com, prevelt.com, cricket.cricket and two more.

buildcoreofficeco.info has at least partial mail server overlap with other domains such as aina-labs.com, paher.org, serverstrategies.net and two more.

These mail servers are routinely seen in conjunction with the mail servers aspmx.l.google.com and alt1.aspmx.l.google.com.

smtp.google.com resolves to 9 IP addresses — 142.251.163.26, 142.251.163.27, 142.251.167.27 and 6 others.