`mail.upstream-technologies.com`

DNSSEC	⚠️ Not signed
A	38.180.2.187^{🇧🇬 M-138.180.2.0/24 As an internet service provider (ISP), we offer IP transit and bandwidth services that are self-managed by our customers. As a result, we do not utilize this IP space ourselves. If you encounter any issues related to spam, fraud, phishing, DDoS, port scans, or other similar problems, please do not hesitate to reach out to us with the relevant information. Our abuse email is abuse@3nt.com}
		PTR	`mail.upstream-technologies.com`

`upstream-technologies.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3031::ac43:d27f^{🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:1769^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.23.105^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.210.127^{🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`lila.ns.cloudflare.com` ⭐
NS	`luke.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
MX	`route1.mx.cloudflare.net`⁽⁷⁴⁾
MX	`route2.mx.cloudflare.net`⁽⁸⁷⁾
TXT	`v=spf1 include:_spf.mx.cloudflare.net a:mail.upstream-technologies.com ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.23.105, 172.67.210.127
		IPv6 hints	2606:4700:3031::ac43:d27f, 2606:4700:3035::6815:1769
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=249, name=cloudflare-ech.com
SOA	`lila.ns.cloudflare.com`dns@cloudflare.com serial=2402609092

PTR for

187.2.180.38.in-addr.arpa

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DNS History

1 record (1 active, 0 former)

●A38.180.2.1872026-02-15 → 2026-05-12 · 2 obs

● 2026-02-15 13:01:56
● 2026-05-12 08:55:10

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
upstream-technologies.com	luke.ns.cloudflare.com, lila.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.186

NS records: luke.ns.cloudflare.com, lila.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for upstream-technologies.com (unsigned zone)

⏱️ Timing

Total: 1427ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`38.180.2.187`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

mail.upstream-technologies.com resolves to one IP number: 38.180.2.187.

mail.upstream-technologies.com - robtex.com