upstream.tech - robtex.com
upstream.tech
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.nic.tech 🔒 | ||||||
| NS | b.nic.tech 🔒 | ||||||
| NS | e.nic.tech 🔒 | ||||||
| NS | f.nic.tech 🔒 | ||||||
| NS | ns01.trs-dns.com ⚠️ Not in parent delegation | ||||||
| NS | ns01.trs-dns.net ⚠️ Not in parent delegation | ||||||
| NS | ns10.trs-dns.info ⚠️ Not in parent delegation | ||||||
| NS | ns10.trs-dns.org ⚠️ Not in parent delegation | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1583909 | ||||||
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSariadne.ns.cloudflare.com2026-02-23 → 2026-02-24 · 2 obs
● 2026-02-24 14:01:20
●NScesar.ns.cloudflare.com2026-02-23 → 2026-02-24 · 2 obs
● 2026-02-24 14:01:20
●MXalt1.aspmx.l.google.com2026-02-23 → 2026-02-24 · 2 obs
● 2026-02-24 14:01:20
●MXalt2.aspmx.l.google.com2026-02-23 → 2026-02-24 · 2 obs
● 2026-02-24 14:01:20
●MXalt3.aspmx.l.google.com2026-02-23 → 2026-02-24 · 2 obs
● 2026-02-24 14:01:20
●MXalt4.aspmx.l.google.com2026-02-23 → 2026-02-24 · 2 obs
● 2026-02-24 14:01:20
●MXaspmx.l.google.com2026-02-23 → 2026-02-24 · 2 obs
● 2026-02-24 14:01:20
●A198.202.211.12026-02-23 → 2026-02-24 · 2 obs
● 2026-02-24 14:01:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | 8 records |
| upstream.tech | cesar.ns.cloudflare.com, ariadne.ns.cloudflare.com | - |
✅ Authoritative Response
Server: 162.159.38.225
NS records: cesar.ns.cloudflare.com, ariadne.ns.cloudflare.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 646ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.202.211.1 |
| NS | 2 | ariadne.ns.cloudflare.com, cesar.ns.cloudflare.com |
| MX | 5 | aspmx.l.google.com (pri: 1), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 9 | 1password-site-verification=6ZRQ4KWOQRGG, MS=ms25895339... |
| SOA | 1 | ariadne.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns01.trs-dns.com, ns01.trs-dns.com, ns01.trs-dns.net...)
AI analysis
upstream.tech points to a single IP number: 198.202.211.1.
other host names for instance warm.je, fgfamilydentistry.com, shattucklabs.com, bloomwell.de and levelfunded.com share IP numbers with upstream.tech.
upstream.tech is delegated to two name servers: ariadne.ns.cloudflare.com and cesar.ns.cloudflare.com.
upstream.tech shares the same name server setup as other domains, for example musicians.com.ua, cejp.com.br, missmouseboutique.co.nz, themestyle.net and inthekitchen.co.nz.
upstream.tech at least partially shares name servers with other domains, for instance housemax.com.tr, amatafriendshipcup.com, greenvietnamlodge.com, moeadham.ca and busycreator.com.
These name servers are often used with sydney.ns.cloudflare.com and kyrie.ns.cloudflare.com.
Host names with six IP numbers:
ariadne.ns.cloudflare.com points to: 2606:4700:50::a29f:26e1, 2803:f800:50::6ca2:c2e1, 2a06:98c1:50::ac40:22e1, 108.162.194.225, 162.159.38.225 and 172.64.34.225; cesar.ns.cloudflare.com points to: 2606:4700:58::a29f:2c77, 2803:f800:50::6ca2:c377, 2a06:98c1:50::ac40:2377, 108.162.195.119, 162.159.44.119 and 172.64.35.119.
upstream.tech is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
upstream.tech shares mail servers with other domains at least partially, including ns500765.ns500734.ns500693.ns500734.ns500699.ns500693.ns500734.ns500693.ns500693.ns500683.ns500693.ns500683.ns500693.ns500683.ns500602.dtrkdll.com, rowantreerealty.com, ns500698.ns500759.ns500759.ns500759.ns500735.ns500698.ns500735.ns500698.ns500576.ns500576.ns500619.ns500576.ns500576.trackreceptor.com, ns500731.ns500731.ns500731.ns500754.ns500731.ns500742.ns500705.ns500704.ns500671.ns500671.ns500649.ns500291.ns500153.tenderladiesbz.com and ns500742.ns500754.ns500754.ns500671.ns500754.ns500688.ns500705.ns500688.ns500688.ns500291.ns500291.ns500153.tenderladiesbz.com.
these mail servers are often used with aspmx2.googlemail.com and aspmx3.googlemail.com.
Hosts with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.
alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.
alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.