1-os.com - robtex.com
1-os.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=1775948142 | ||||||
Same first word
1-os.com |
Similar names
DNS History
8 records (4 active, 4 former)
○NS(root)2015-05-29 → 2017-01-08 · 4 obs
● 2017-01-08 04:41:04
○ 2026-02-15 09:12:28
○ 2026-04-11 23:11:42
●NSgene.ns.cloudflare.com2026-02-15 → 2026-04-11 · 3 obs
● 2026-02-15 09:12:28
● 2026-04-11 23:11:42
●NSjerome.ns.cloudflare.com2026-02-15 → 2026-04-11 · 3 obs
● 2026-02-15 09:12:28
● 2026-04-11 23:11:42
○NSns1.xdomain.jp2015-05-29 → 2017-01-08 · 4 obs
● 2017-01-08 04:41:04
○ 2026-02-15 09:12:28
○ 2026-04-11 23:11:42
○NSns2.xdomain.jp2015-05-29 → 2017-01-08 · 4 obs
● 2017-01-08 04:41:04
○ 2026-02-15 09:12:28
○ 2026-04-11 23:11:42
●MXsmtp.google.com2026-02-15 → 2026-04-11 · 2 obs
● 2026-04-11 23:11:42
○A157.112.147.222015-05-29 → 2017-01-08 · 4 obs
● 2017-01-08 04:41:04
○ 2026-02-15 09:12:28
○ 2026-04-11 23:11:42
●A76.76.21.212026-02-15 → 2026-04-11 · 3 obs
● 2026-02-15 09:12:28
● 2026-04-11 23:11:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net... | - |
| 1-os.com | gene.ns.cloudflare.com, jerome.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.158
NS records: gene.ns.cloudflare.com, jerome.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 1-os.com (unsigned zone)
⏱️ Timing
Total: 176ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 76.76.21.21 |
| NS | 2 | gene.ns.cloudflare.com, jerome.ns.cloudflare.com |
| MX | 1 | smtp.google.com (pri: 1) |
| TXT | 2 | brevo-code:5559288215610181ff4a284d3c361, google-site-verification=p_xWIrYgi2KNE9M |
| SOA | 1 | gene.ns.cloudflare.com dns.cloudflare.co |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (gene.ns.cloudflare.com, gene.ns.cloudflare.com, gene.ns.cloudflare.com...)
Analysis
IP Addresses
1-os.com points to IP number: 76.76.21.21.
Other host names such as s7em.com, mainlight.com, diwan.ly, spiceroomchicago.com and benpire.com share IPs with 1-os.com.
Name Servers
1-os.com is delegated to two name servers: gene.ns.cloudflare.com and jerome.ns.cloudflare.com.
1-os.com shares the same name server setup as kmrz.ru, sunrisemhs.com, pereznet.com, extraradio.com and stgtest5.com.
1-os.com at least partially shares name servers with other domains, for instance donte.sk, musikhug-shop.ch, kisik.si, 113tiara-4d.xyz and aerolab.us.
These name servers are commonly used together with ian.ns.cloudflare.com, lou.ns.cloudflare.com and adi.ns.cloudflare.com.
Host names with six IP numbers:
gene.ns.cloudflare.com points to 2606:4700:50::adf5:3a9e, 2803:f800:50::6ca2:c09e, 2a06:98c1:50::ac40:209e, 108.162.192.158, 172.64.32.158 and 173.245.58.158.
jerome.ns.cloudflare.com points to 2606:4700:58::adf5:3bb5, 2803:f800:50::6ca2:c1b5, 2a06:98c1:50::ac40:21b5, 108.162.193.181, 172.64.33.181 and 173.245.59.181.
Mail Servers
1-os.com is handled by a single mail server, smtp.google.com.
The mail server setup for 1-os.com matches that of other domains, for instance fleetgroup.co.uk, modre.it, mail.videoiphone.it, congthuong.vn and weldeddreams.com.
1-os.com shares at least partially some mail servers with other domains, including desamovil.cl, tresbarras.pr.gov.br, nomita.de, lyndhurst.tameside.sch.uk and schnellex.com.
these mail servers are often used with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
The host name smtp.google.com points to nine IP numbers: 2607:f8b0:4023:c03::1a, 2607:f8b0:4023:c03::1b, 2607:f8b0:4023:c06::1a, 2607:f8b0:4023:c06::1b, 74.125.137.26, 74.125.137.27, 142.250.101.26, 142.250.101.27 and 142.250.141.27.