mail.tcbworkplace.com - robtex.com

mail.tcbworkplace.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:ab53🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:2f90🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.144Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.83🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.47.144, 172.67.171.83
IPv6 hints2606:4700:3030::ac43:ab53, 2606:4700:3036::6815:2f90
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=85, name=cloudflare-ech.com

tcbworkplace.com

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:ab53🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::6815:2f90🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.47.144Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.171.83🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSadrian.ns.cloudflare.com ⭐
NSbowen.ns.cloudflare.com
MXaspmx.l.google.com ⭐
MXalt1.aspmx.l.google.com(5)
MXalt2.aspmx.l.google.com(5)
MXalt3.aspmx.l.google.com(10)
MXalt4.aspmx.l.google.com(10)
TXTv=spf1 +a +mx +ip4:35.215.83.53 include:tcbworkplace.com.spf.auto.dnssmartho...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.47.144, 172.67.171.83
IPv6 hints2606:4700:3030::ac43:ab53, 2606:4700:3036::6815:2f90
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=85, name=cloudflare-ech.com
SOAadrian.ns.cloudflare.comdns@cloudflare.com serial=2400333887

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DNS History

15 records (4 active, 11 former)

20162017201820192020202120222023202420252026NSns1.eapps.comns2.eapps.comns5.eapps.comns6.eapps.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA104.21.47.144172.67.171.832606:4700:3030::ac43:ab532606:4700:3036::6815:2f9069.89.3.77CNAMEtcbworkplace.com
○NSns1.eapps.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○NSns2.eapps.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○NSns5.eapps.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○NSns6.eapps.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○MXalt1.aspmx.l.google.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○MXalt2.aspmx.l.google.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○MXaspmx.l.google.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○MXaspmx2.googlemail.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○MXaspmx3.googlemail.com2015-12-02 → 2016-06-28 · 4 obs
● 2015-12-02 15:56:42
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
●A104.21.47.1442026-03-30 → 2026-04-02 · 3 obs
○ 2016-06-28 05:05:08
● 2026-03-30 23:28:22
● 2026-04-02 17:41:24
●A172.67.171.832026-03-30 → 2026-04-02 · 3 obs
○ 2016-06-28 05:05:08
● 2026-03-30 23:28:22
● 2026-04-02 17:41:24
●A2606:4700:3030::ac43:ab532026-03-30 → 2026-04-02 · 3 obs
○ 2016-06-28 05:05:08
● 2026-03-30 23:28:22
● 2026-04-02 17:41:24
●A2606:4700:3036::6815:2f902026-03-30 → 2026-04-02 · 3 obs
○ 2016-06-28 05:05:08
● 2026-03-30 23:28:22
● 2026-04-02 17:41:24
○A69.89.3.772015-08-12 → 2016-06-28 · 4 obs
● 2015-08-12 02:09:20
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24
○CNAMEtcbworkplace.com2015-08-12 → 2016-06-28 · 4 obs
● 2015-08-12 02:09:20
● 2016-06-28 05:05:08
○ 2026-03-30 23:28:22
○ 2026-04-02 17:41:24

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
come.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...-
tcbworkplace.comadrian.ns.cloudflare.com, bowen.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.195.83

NS records: adrian.ns.cloudflare.com, bowen.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tcbworkplace.com (unsigned zone)

⏱️ Timing

Total: 149ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.171.83, 104.21.47.144
AAAA22606:4700:3036::6815:2f90, 2606:4700:3030::ac43:ab53
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.tcbworkplace.com points to four IP numbers: 2606:4700:3030::ac43:ab53, 2606:4700:3036::6815:2f90, 104.21.47.144 and 172.67.171.83.

Other host names including richardreedparry.com, centaur2.co.uk, aves10.com, nongjinsuocn.com and koolaid.co.uk share IP numbers with mail.tcbworkplace.com.