`tech-backoffice.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:3669^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3033::ac43:8a30^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.54.105^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.138.48^{🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amanda.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a3f^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c03f^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amanda.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:203f^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amanda.ns.cloudflare.com`
		A	108.162.192.63^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	172.64.32.63^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
		A	173.245.58.63^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amanda.ns.cloudflare.com`
NS	`igor.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b77^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`igor.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c177^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`igor.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2177^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`igor.ns.cloudflare.com`
		A	108.162.193.119^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`igor.ns.cloudflare.com`
		A	172.64.33.119^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`igor.ns.cloudflare.com`
		A	173.245.59.119^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`igor.ns.cloudflare.com`
MX	`techbackoffice-com01b.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc2c::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2c::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-ma0pr01cu01101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	2a01:111:f403:cc2d::1^{🇮🇳 Microsoft2a01:111:f000::/36}
			PTR	`mail-pnypr01cu00201.inbound.protection.outlook.com`
		A	52.101.144.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01000.inbound.protection.outlook.com`
		A	52.101.144.3^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-ma0pr01cu01103.inbound.protection.outlook.com`
		A	52.101.145.0^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnzpr01cu00200.inbound.protection.outlook.com`
		A	52.101.145.2^{🇮🇳 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-pnypr01cu00202.inbound.protection.outlook.com`
TXT	`MS=ms18923763`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.54.105, 172.67.138.48
		IPv6 hints	2606:4700:3030::6815:3669, 2606:4700:3033::ac43:8a30
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=2, name=cloudflare-ech.com
SOA	`amanda.ns.cloudflare.com`dns@cloudflare.com serial=2408228060

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1786074114

Same first word

tech-backoffice.com

Similar names

backoffice-tech.com

DNS History

7 records (7 active, 0 former)

●NSamanda.ns.cloudflare.com2026-07-24 → 2026-08-07 · 2 obs

● 2026-07-24 16:55:10
● 2026-08-07 04:04:12

●NSigor.ns.cloudflare.com2026-07-24 → 2026-08-07 · 2 obs

● 2026-07-24 16:55:10
● 2026-08-07 04:04:12

●MXtechbackoffice-com01b.mail.protection.outlook.com2026-07-24 → 2026-08-07 · 2 obs

● 2026-07-24 16:55:10
● 2026-08-07 04:04:12

●A104.21.54.1052026-07-24 → 2026-08-07 · 2 obs

● 2026-07-24 16:55:10
● 2026-08-07 04:04:12

●A172.67.138.482026-07-24 → 2026-08-07 · 2 obs

● 2026-07-24 16:55:10
● 2026-08-07 04:04:12

●A2606:4700:3030::6815:36692026-07-24 → 2026-08-07 · 2 obs

● 2026-07-24 16:55:10
● 2026-08-07 04:04:12

●A2606:4700:3033::ac43:8a302026-07-24 → 2026-08-07 · 2 obs

● 2026-07-24 16:55:10
● 2026-08-07 04:04:12

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	i.gtld-servers.net, k.gtld-servers.net, a.gtld-servers.net, c.gtld-servers.net...	-
tech-backoffice.com	igor.ns.cloudflare.com, amanda.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.119

NS records: igor.ns.cloudflare.com, amanda.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tech-backoffice.com (unsigned zone)

⏱️ Timing

Total: 228ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.138.48, 104.21.54.105`
AAAA	2	`2606:4700:3030::6815:3669, 2606:4700:3033::ac43:8a30`
NS	2	`amanda.ns.cloudflare.com, igor.ns.cloudflare.com`
MX	1	`techbackoffice-com01b.mail.protection.ou`
TXT	2	`MS=ms18923763, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`amanda.ns.cloudflare.com dns.cloudflare.`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

tech-backoffice.com has four IP addresses: 104.21.54.105, 172.67.138.48, 2606:4700:3030::6815:3669 and 2606:4700:3033::ac43:8a30.

magnolia-nj.opendi.us, grand-prairie-tx.opendi.us, chino-ca.opendi.us plus two other host names have IP numbers in common with tech-backoffice.com.

Name Servers

tech-backoffice.com has two authoritative name servers — amanda.ns.cloudflare.com and igor.ns.cloudflare.com.

The name server configuration of tech-backoffice.com is shared with other domains, for instance lovereading.co.uk, sutomore.me, prospectshq.com and two others.

tech-backoffice.com partially shares its NS delegation with several other domains, including 24k81.com, iktisatbank.com, midi.co.nz and two others.

These name servers regularly co-occur with the name servers colin.ns.cloudflare.com, aria.ns.cloudflare.com and andy.ns.cloudflare.com.

Hosts with 6 IP addresses each:

amanda.ns.cloudflare.com points to 108.162.192.63, 172.64.32.63, 173.245.58.63 and 3 other IP addresses.

igor.ns.cloudflare.com points to 108.162.193.119, 172.64.33.119, 173.245.59.119 and 3 other IP addresses.

Mail Servers

tech-backoffice.com uses one mail server — techbackoffice-com01b.mail.protection.outlook.com.

techbackoffice-com01b.mail.protection.outlook.com has 8 IP addresses: 52.101.144.0, 52.101.144.3, 52.101.145.0 plus 5 more.

tech-backoffice.com - robtex.com