mail.itbackbone.com - dns.ninja

mail.itbackbone.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:3ad2🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a4ad🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.58.210Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.164.173🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.58.210, 172.67.164.173
IPv6 hints2606:4700:3033::6815:3ad2, 2606:4700:3035::ac43:a4ad
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=114, name=cloudflare-ech.com

itbackbone.com

DNSSEC⚠️ Not signed
A2606:4700:3033::6815:3ad2🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3035::ac43:a4ad🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.58.210Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.164.173🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSdrew.ns.cloudflare.com ⭐
NSjamie.ns.cloudflare.com
MXitbackbone-com.mail.protection.outlook.com ⭐
TXT0ed1fe018a6244702343b9473a95800e
TXTMS=ms80510090
TXTv=spf1 include:spf.protection.outlook.com -all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.58.210, 172.67.164.173
IPv6 hints2606:4700:3033::6815:3ad2, 2606:4700:3035::ac43:a4ad
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=114, name=cloudflare-ech.com
SOAdrew.ns.cloudflare.comdns@cloudflare.com serial=2407117734

Previously MX for

mail.itbackbone.com
itbackbone.com

Same first word

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DNS History

11 records (4 active, 7 former)

20162017201820192020202120222023202420252026NSns31.domaincontrol.comns32.domaincontrol.comMXmail.itbackbone.comA104.21.58.210172.67.164.1732606:4700:3033::6815:3ad22606:4700:3035::ac43:a4ad192.232.249.1402606:4700:3030::6815:3ad22606:4700:3033::ac43:a4adCNAMEitbackbone.com
○NSns31.domaincontrol.com2015-11-25 → 2016-07-03 · 4 obs
● 2015-11-25 05:43:28
● 2016-07-03 15:40:50
○ 2026-05-14 10:25:36
○ 2026-07-29 09:17:32
○NSns32.domaincontrol.com2015-11-25 → 2016-07-03 · 4 obs
● 2015-11-25 05:43:28
● 2016-07-03 15:40:50
○ 2026-05-14 10:25:36
○ 2026-07-29 09:17:32
○MXmail.itbackbone.com2015-11-25 → 2016-07-03 · 4 obs
● 2015-11-25 05:43:28
● 2016-07-03 15:40:50
○ 2026-05-14 10:25:36
○ 2026-07-29 09:17:32
●A104.21.58.2102026-05-14 → 2026-07-29 · 3 obs
○ 2016-07-03 15:40:50
● 2026-05-14 10:25:36
● 2026-07-29 09:17:32
●A172.67.164.1732026-05-14 → 2026-07-29 · 3 obs
○ 2016-07-03 15:40:50
● 2026-05-14 10:25:36
● 2026-07-29 09:17:32
○A192.232.249.1402015-07-26 → 2016-07-03 · 4 obs
● 2015-07-26 08:02:56
● 2016-07-03 15:40:50
○ 2026-05-14 10:25:36
○ 2026-07-29 09:17:32
○A2606:4700:3030::6815:3ad22026-05-14 → 2026-06-13 · 4 obs
○ 2016-07-03 15:40:50
● 2026-05-14 10:25:36
● 2026-06-13 06:12:34
○ 2026-07-29 09:17:32
●A2606:4700:3033::6815:3ad22026-07-29 → 2026-07-29 · 2 obs
○ 2026-06-13 06:12:34
● 2026-07-29 09:17:32
○A2606:4700:3033::ac43:a4ad2026-05-14 → 2026-06-13 · 4 obs
○ 2016-07-03 15:40:50
● 2026-05-14 10:25:36
● 2026-06-13 06:12:34
○ 2026-07-29 09:17:32
●A2606:4700:3035::ac43:a4ad2026-07-29 → 2026-07-29 · 2 obs
○ 2026-06-13 06:12:34
● 2026-07-29 09:17:32
○CNAMEitbackbone.com2015-07-26 → 2016-07-03 · 4 obs
● 2015-07-26 08:02:56
● 2016-07-03 15:40:50
○ 2026-05-14 10:25:36
○ 2026-07-29 09:17:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, h.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net...-
itbackbone.comdrew.ns.cloudflare.com, jamie.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.160

NS records: drew.ns.cloudflare.com, jamie.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for itbackbone.com (unsigned zone)

⏱️ Timing

Total: 115ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.58.210, 172.67.164.173
AAAA22606:4700:3035::ac43:a4ad, 2606:4700:3033::6815:3ad2
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.itbackbone.com directs to four IP numbers, which are 104.21.58.210, 172.67.164.173, 2606:4700:3033::6815:3ad2 and 2606:4700:3035::ac43:a4ad.

Among the host names that share IP numbers with mail.itbackbone.com are acorn.eco, sorymelanquivax.com, shuyisafe.cn and two others.