`mail.centreom.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a617^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:1028^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.16.40^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.23^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.16.40, 172.67.166.23
		IPv6 hints	2606:4700:3033::ac43:a617, 2606:4700:3034::6815:1028
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com

`centreom.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::ac43:a617^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3034::6815:1028^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.16.40^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.166.23^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`javon.ns.cloudflare.com` ⭐
NS	`ruth.ns.cloudflare.com`
MX	`aspmx.l.google.com` ⭐
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
MX	`alt3.aspmx.l.google.com`⁽¹⁰⁾
MX	`alt4.aspmx.l.google.com`⁽¹⁰⁾
TXT	`google-site-verification=uM6qJfj_t_V14wM2OL4Q9tJPFGNA7gnTwDxDD0CPZhg`
TXT	`v=spf1 +a +mx +ip4:104.254.182.132 +include:_spf.google.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.16.40, 172.67.166.23
		IPv6 hints	2606:4700:3033::ac43:a617, 2606:4700:3034::6815:1028
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com
SOA	`javon.ns.cloudflare.com`dns@cloudflare.com serial=2407567594

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DNS History

7 records (4 active, 3 former)

●A104.21.16.402026-03-25 → 2026-07-20 · 3 obs

○ 2015-10-20 04:43:14
● 2026-03-25 02:26:22
● 2026-07-20 16:09:30

●A172.67.166.232026-03-25 → 2026-07-20 · 3 obs

○ 2015-10-20 04:43:14
● 2026-03-25 02:26:22
● 2026-07-20 16:09:30

○A2606:4700:3032::6815:10282026-03-25 → 2026-05-23 · 4 obs

○ 2015-10-20 04:43:14
● 2026-03-25 02:26:22
● 2026-05-23 08:23:00
○ 2026-07-20 16:09:30

●A2606:4700:3033::ac43:a6172026-07-20 → 2026-07-20 · 2 obs

○ 2026-05-23 08:23:00
● 2026-07-20 16:09:30

●A2606:4700:3034::6815:10282026-07-20 → 2026-07-20 · 2 obs

○ 2026-05-23 08:23:00
● 2026-07-20 16:09:30

○A2606:4700:3034::ac43:a6172026-03-25 → 2026-05-23 · 4 obs

○ 2015-10-20 04:43:14
● 2026-03-25 02:26:22
● 2026-05-23 08:23:00
○ 2026-07-20 16:09:30

○A86.109.162.302008-03-17 → 2008-03-17 · 3 obs

● 2008-03-17 14:57:48
○ 2015-10-20 04:43:14
○ 2026-07-20 16:09:30

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
centreom.com	ruth.ns.cloudflare.com, javon.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.143

NS records: ruth.ns.cloudflare.com, javon.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for centreom.com (unsigned zone)

⏱️ Timing

Total: 107ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.166.23, 104.21.16.40`
AAAA	2	`2606:4700:3033::ac43:a617, 2606:4700:3034::6815:1028`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.centreom.com points to the four IP addresses 104.21.16.40, 172.67.166.23, 2606:4700:3033::ac43:a617 and 2606:4700:3034::6815:1028.

asia-bistro.com, hettwl.com, www.bursatemizlik.org plus two other host names have IP numbers in common with mail.centreom.com.

mail.centreom.com - robtex.com