concordoffice.com - robtex.com

concordoffice.com

DNSSEC⚠️ Not signed
A2606:4700:3035::ac43:b2fb🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:43ab🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.67.171Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.178.251🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSscott.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3be6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRscott.ns.cloudflare.com
A2803:f800:50::6ca2:c1e6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRscott.ns.cloudflare.com
A2a06:98c1:50::ac40:21e6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRscott.ns.cloudflare.com
A108.162.193.230🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRscott.ns.cloudflare.com
A172.64.33.230🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRscott.ns.cloudflare.com
A173.245.59.230🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRscott.ns.cloudflare.com
NSsue.ns.cloudflare.com
A2606:4700:50::adf5:3a91🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsue.ns.cloudflare.com
A2803:f800:50::6ca2:c091🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsue.ns.cloudflare.com
A2a06:98c1:50::ac40:2091🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsue.ns.cloudflare.com
A108.162.192.145🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsue.ns.cloudflare.com
A172.64.32.145🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsue.ns.cloudflare.com
A173.245.58.145🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsue.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.67.171, 172.67.178.251
IPv6 hints2606:4700:3035::ac43:b2fb, 2606:4700:3037::6815:43ab
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=238, name=cloudflare-ech.com
SOAscott.ns.cloudflare.comdns@cloudflare.com serial=2400298348

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776012537

Previously MX for

concordoffice.com

Same first word

concordoffice.com

DNS History

13 records (6 active, 7 former)

20162017201820192020202120222023202420252026NSscott.ns.cloudflare.comsue.ns.cloudflare.comns.concordoffice.comns11.yourwebsitehosting.netns12.yourwebsitehosting.netMXconcordoffice.commail.concordoffice.comA104.21.67.171172.67.178.2512606:4700:3035::ac43:b2fb2606:4700:3037::6815:43ab213.136.88.12290.153.255.245
○NSns.concordoffice.com2016-11-29 → 2016-11-29 · 4 obs
○ 2015-10-28 02:44:04
● 2016-11-29 00:02:30
○ 2017-09-18 01:04:06
○ 2026-04-12 16:52:28
○NSns11.yourwebsitehosting.net2015-06-17 → 2015-06-17 · 3 obs
● 2015-06-17 05:24:48
○ 2015-10-28 02:44:04
○ 2026-04-12 16:52:28
○NSns12.yourwebsitehosting.net2015-06-17 → 2015-06-17 · 3 obs
● 2015-06-17 05:24:48
○ 2015-10-28 02:44:04
○ 2026-04-12 16:52:28
●NSscott.ns.cloudflare.com2026-02-15 → 2026-04-12 · 3 obs
○ 2017-09-18 01:04:06
● 2026-02-15 22:53:14
● 2026-04-12 16:52:28
●NSsue.ns.cloudflare.com2026-02-15 → 2026-04-12 · 3 obs
○ 2017-09-18 01:04:06
● 2026-02-15 22:53:14
● 2026-04-12 16:52:28
○MXconcordoffice.com2015-06-17 → 2015-06-17 · 3 obs
● 2015-06-17 05:24:48
○ 2015-10-28 02:44:04
○ 2026-04-12 16:52:28
○MXmail.concordoffice.com2016-11-29 → 2016-11-29 · 4 obs
○ 2015-10-28 02:44:04
● 2016-11-29 00:02:30
○ 2017-09-18 01:04:06
○ 2026-04-12 16:52:28
●A104.21.67.1712026-02-15 → 2026-04-12 · 3 obs
○ 2017-09-18 01:04:06
● 2026-02-15 22:53:14
● 2026-04-12 16:52:28
●A172.67.178.2512026-02-15 → 2026-04-12 · 3 obs
○ 2017-09-18 01:04:06
● 2026-02-15 22:53:14
● 2026-04-12 16:52:28
○A213.136.88.1222015-06-17 → 2015-06-17 · 3 obs
● 2015-06-17 05:24:48
○ 2015-10-28 02:44:04
○ 2026-04-12 16:52:28
●A2606:4700:3035::ac43:b2fb2026-02-15 → 2026-04-12 · 3 obs
○ 2017-09-18 01:04:06
● 2026-02-15 22:53:14
● 2026-04-12 16:52:28
●A2606:4700:3037::6815:43ab2026-02-15 → 2026-04-12 · 3 obs
○ 2017-09-18 01:04:06
● 2026-02-15 22:53:14
● 2026-04-12 16:52:28
○A90.153.255.2452016-11-29 → 2016-11-29 · 4 obs
○ 2015-10-28 02:44:04
● 2016-11-29 00:02:30
○ 2017-09-18 01:04:06
○ 2026-04-12 16:52:28

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comd.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net...-
concordoffice.comsue.ns.cloudflare.com, scott.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.145

NS records: sue.ns.cloudflare.com, scott.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for concordoffice.com (unsigned zone)

⏱️ Timing

Total: 104ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.67.171, 172.67.178.251
AAAA22606:4700:3035::ac43:b2fb, 2606:4700:3037::6815:43ab
NS2scott.ns.cloudflare.com, sue.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1scott.ns.cloudflare.com dns.cloudflare.c

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (sue.ns.cloudflare.com, sue.ns.cloudflare.com, sue.ns.cloudflare.com...)

Analysis

IP Addresses

concordoffice.com points to four IP numbers: 2606:4700:3035::ac43:b2fb, 2606:4700:3037::6815:43ab, 104.21.67.171 and 172.67.178.251.

Other host names including mceooqoceao.cn, anthropocity.com, anyuandc.com, mghty.io and globalsurvival.net share IP numbers with concordoffice.com.

Name Servers

concordoffice.com's delegation uses two name servers, scott.ns.cloudflare.com and sue.ns.cloudflare.com.

concordoffice.com shares the same name server setup as other domains, for example atomicclicks.com, flymycloud.com, redlineuk.co.uk, winebus.es and nazdrovia.biz.

concordoffice.com at least partially shares name servers with other domains, including irfancil.com, fitiam.in, instalbasen.pl, merchantcashexpress.co.uk and fowudixopiumconsultingnet.click.

these name servers are commonly used together with nile.ns.cloudflare.com, tricia.ns.cloudflare.com and isla.ns.cloudflare.com.

Host names with six IP numbers:

scott.ns.cloudflare.com points to: 2606:4700:58::adf5:3be6, 2803:f800:50::6ca2:c1e6, 2a06:98c1:50::ac40:21e6, 108.162.193.230, 172.64.33.230 and 173.245.59.230.

sue.ns.cloudflare.com points to: 2606:4700:50::adf5:3a91, 2803:f800:50::6ca2:c091, 2a06:98c1:50::ac40:2091, 108.162.192.145, 172.64.32.145 and 173.245.58.145.