rtechtool.com - dns.ninja
rtechtool.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=1786443109 | ||||||
Same first word
rtechtool.com |
Similar names
DNS History
14 records (10 active, 4 former)
●NSns-1252.awsdns-28.org2026-03-05 → 2026-08-11 · 3 obs
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
●NSns-1669.awsdns-16.co.uk2026-03-05 → 2026-08-11 · 3 obs
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
●NSns-18.awsdns-02.com2026-03-05 → 2026-08-11 · 3 obs
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
●NSns-954.awsdns-55.net2026-03-05 → 2026-08-11 · 3 obs
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
○NSns10.bigcannon.net2015-07-20 → 2020-02-28 · 4 obs
● 2020-02-28 17:27:08
○ 2026-03-05 06:23:22
○ 2026-08-11 10:35:42
○NSns11.bigcannon.net2015-07-20 → 2020-02-28 · 4 obs
● 2020-02-28 17:27:08
○ 2026-03-05 06:23:22
○ 2026-08-11 10:35:42
●MXalt1.aspmx.l.google.com2015-07-20 → 2026-08-11 · 5 obs
● 2017-03-27 22:14:04
○ 2020-02-28 17:27:08
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
●MXalt2.aspmx.l.google.com2015-07-20 → 2026-08-11 · 5 obs
● 2017-03-27 22:14:04
○ 2020-02-28 17:27:08
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
●MXaspmx.l.google.com2015-07-20 → 2026-08-11 · 5 obs
● 2017-03-27 22:14:04
○ 2020-02-28 17:27:08
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
●MXaspmx2.googlemail.com2015-07-20 → 2026-08-11 · 5 obs
● 2017-03-27 22:14:04
○ 2020-02-28 17:27:08
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
●MXaspmx3.googlemail.com2015-07-20 → 2026-08-11 · 5 obs
● 2017-03-27 22:14:04
○ 2020-02-28 17:27:08
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
○A139.146.149.2102015-07-20 → 2017-03-27 · 4 obs
● 2017-03-27 22:14:04
○ 2020-02-28 17:27:08
○ 2026-08-11 10:35:42
○A184.105.53.2472020-02-28 → 2020-02-28 · 4 obs
● 2020-02-28 17:27:08
○ 2026-03-05 06:23:22
○ 2026-08-11 10:35:42
●A20.12.205.12026-03-05 → 2026-08-11 · 3 obs
● 2026-03-05 06:23:22
● 2026-08-11 10:35:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net, l.gtld-servers.net... | - |
| rtechtool.com | ns-18.awsdns-02.com, ns-954.awsdns-55.net, ns-1669.awsdns-16.co.uk, ns-1252.awsdns-28.org | 2 records |
✅ Authoritative Response
Server:205.251.192.18
NS records: ns-18.awsdns-02.com, ns-954.awsdns-55.net, ns-1669.awsdns-16.co.uk, ns-1252.awsdns-28.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtechtool.com (unsigned zone)
⏱️ Timing
Total: 517ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.12.205.1 |
| NS | 4 | ns-1252.awsdns-28.org, ns-1669.awsdns-16.co.uk... |
| MX | 5 | aspmx.l.google.com (pri: 1), aspmx2.googlemail.com (pri: 10)... |
| TXT | 2 | google-site-verification=et1Ax6vREpvoY_Y, v=spf1 ip4:216.147.229.0/24 include:_spf |
| SOA | 1 | ns-18.awsdns-02.com awsdns-hostmaster.am |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-18.awsdns-02.com, ns-18.awsdns-02.com)
Analysis
IP Addresses
rtechtool.com points to a single IP number: 20.12.205.1.
Additional host names — piano4u.com, thebankoftheflinthills.com, kansashumanities.org and two others — share IP numbers with rtechtool.com.
Name Servers
rtechtool.com has four authoritative name servers: ns-18.awsdns-02.com, ns-954.awsdns-55.net, ns-1252.awsdns-28.org and ns-1669.awsdns-16.co.uk.
The name servers of rtechtool.com overlap at least partially with those of other domains — among them reducerat.se, hohoemi-souzoku.jp, cafefelix.be and two more.
The name servers ns-995.awsdns-60.net, ns-2037.awsdns-62.co.uk and ns-1069.awsdns-05.org are commonly seen alongside these name servers.
Each of the four hosts ns-18.awsdns-02.com, ns-954.awsdns-55.net, ns-1252.awsdns-28.org and ns-1669.awsdns-16.co.uk has two IP addresses. ns-18.awsdns-02.com points to 205.251.192.18 and 2600:9000:5300:1200::1. ns-954.awsdns-55.net points to 205.251.195.186 and 2600:9000:5303:ba00::1. ns-1252.awsdns-28.org points to 205.251.196.228 and 2600:9000:5304:e400::1. ns-1669.awsdns-16.co.uk points to 205.251.198.133 and 2600:9000:5306:8500::1.
Mail Servers
rtechtool.com has five mail servers, which are aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.
rtechtool.com shares mail servers — at least in part — with other domains, including ns500754.ns500754.ns500671.ns500731.ns500671.ns500731.ns500688.ns500704.ns500704.ns500671.ns500649.ns500666.ns500649.ns500153.tenderladiesbz.com, ns500698.ns500758.ns500759.ns500698.ns500735.ns500698.ns500736.ns500735.ns500736.ns500708.ns500698.ns500576.ns500698.ns500686.ns500652.ns500619.trackreceptor.com, ns500742.ns500742.ns500754.ns500754.ns500754.ns500704.ns500671.ns500688.ns500704.ns500153.tenderladiesbz.com and two others.
These mail servers are frequently used alongside mail servers alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other.
Host names with two IP numbers:
aspmx2.googlemail.com resolves to two addresses: 192.178.234.26 and 2800:3f0:4003:c14::1a.
aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx.l.google.com resolves to two addresses: 192.179.18.26 and 2607:f8b0:4004:c1b::1b.
alt1.aspmx.l.google.com resolves to two addresses: 192.178.234.26 and 2800:3f0:4003:c14::1b.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 192.178.234.26 IP addresses.
aspmx3.googlemail.com along with alt2.aspmx.l.google.com each resolve to 2a00:1450:400b:c02::1a IP addresses.