upstream-downstream.com - robtex.com
upstream-downstream.com
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.netnstld@verisign-grs.com serial=1784139377 | ||||||
Same first word
upstream-downstream.com |
DNS History
18 records (13 active, 5 former)
●NSns-cloud-b1.googledomains.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●NSns-cloud-b2.googledomains.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●NSns-cloud-b3.googledomains.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●NSns-cloud-b4.googledomains.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
○NSns1.yourhostingaccount.com2015-06-12 → 2017-03-22 · 4 obs
● 2017-03-22 19:42:24
○ 2026-02-21 17:34:28
○ 2026-07-15 18:28:26
○NSns2.yourhostingaccount.com2015-06-12 → 2017-03-22 · 4 obs
● 2017-03-22 19:42:24
○ 2026-02-21 17:34:28
○ 2026-07-15 18:28:26
●MXalt1.aspmx.l.google.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●MXalt2.aspmx.l.google.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●MXalt3.aspmx.l.google.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●MXalt4.aspmx.l.google.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●MXaspmx.l.google.com2026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
○MXmx.upstream-downstream.com2015-06-12 → 2017-03-22 · 4 obs
● 2017-03-22 19:42:24
○ 2026-02-21 17:34:28
○ 2026-07-15 18:28:26
●A185.199.108.1532026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●A185.199.109.1532026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●A185.199.110.1532026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
●A185.199.111.1532026-02-21 → 2026-07-15 · 3 obs
● 2026-02-21 17:34:28
● 2026-07-15 18:28:26
○A66.96.149.12016-04-24 → 2017-03-22 · 5 obs
● 2016-04-24 04:04:34
● 2017-03-22 19:42:24
○ 2026-02-21 17:34:28
○ 2026-07-15 18:28:26
○A66.96.161.1602015-06-12 → 2016-02-02 · 4 obs
● 2016-02-02 09:46:00
○ 2016-04-24 04:04:34
○ 2026-07-15 18:28:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| upstream-downstream.com | ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com | 8 records |
✅ Authoritative Response
Server:216.239.38.107
NS records: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for upstream-downstream.com (unsigned zone)
⏱️ Timing
Total: 1416ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 185.199.109.153, 185.199.111.153... |
| NS | 4 | ns-cloud-b4.googledomains.com, ns-cloud-b2.googledomains.com... |
| MX | 5 | alt2.aspmx.l.google.com (pri: 5), alt3.aspmx.l.google.com (pri: 10)... |
| TXT | 2 | v=spf1 include:_spf.google.com ~all, google-site-verification=005PE4OvbG3uq7s |
| SOA | 1 | ns-cloud-b1.googledomains.com cloud-dns- |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (ns-cloud-b1.googledomains.com, ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com...)
Analysis
IP Addresses
upstream-downstream.com has four IP addresses: 185.199.108.153, 185.199.109.153, 185.199.110.153 and 185.199.111.153.
Additional host names — the-web-wolf.github.io, role-confusion.github.io, action-needed-page-is-at-risk.github.io and two others — share IP numbers with upstream-downstream.com.
Name Servers
upstream-downstream.com has four authoritative name servers: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.
upstream-downstream.com has at least partial name server overlap with other domains, such as flingthesquirrel.com, totepad.com, mydream8.com and two others.
ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com all point to exactly two IP numbers each: ns-cloud-b1.googledomains.com → 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com → 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com → 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com → 216.239.38.107 and 2001:4860:4802:38::6b.
Mail Servers
Mail for upstream-downstream.com is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
upstream-downstream.com shares mail servers — at least in part — with other domains, including ns500698.ns500698.ns500698.ns500759.ns500736.ns500698.ns500698.ns500735.ns500698.ns500576.ns500708.ns500698.ns500619.ns500686.ns500619.ns500619.trackreceptor.com, ns500731.ns500671.ns500671.ns500742.ns500754.ns500731.ns500742.ns500704.ns500704.ns500678.ns500678.ns500649.ns500291.ns500153.tenderladiesbz.com, ns500671.ns500731.ns500742.ns500742.ns500731.ns500731.ns500705.ns500291.ns500678.ns500653.ns500131.lustychickser.com and two others.
These mail servers are frequently paired with the mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com resolves to 172.253.63.27 and 2607:f8b0:4004:c23::1b.
alt1.aspmx.l.google.com resolves to 108.177.123.26 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com resolves to 172.253.116.26 and 2a00:1450:400b:c02::1a.
alt3.aspmx.l.google.com resolves to 192.178.223.27 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com resolves to 172.253.157.26 and 2a00:1450:400c:c23::1a.