osconcepts.com - robtex.com
osconcepts.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=1774515122 | ||||||
MX for
osconcepts.com |
Same first word
osconcepts.com |
Similar names
DNS History
13 records (11 active, 2 former)
●NSns5.syskay.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●NSns6.syskay.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●MXalt1.aspmx.l.google.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●MXalt2.aspmx.l.google.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●MXaspmx.l.google.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●MXaspmx2.googlemail.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●MXaspmx3.googlemail.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●MXaspmx4.googlemail.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●MXaspmx5.googlemail.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●MXosconcepts.com2015-08-01 → 2026-03-26 · 2 obs
● 2026-03-26 08:58:58
●A148.251.13.1442026-03-02 → 2026-03-26 · 3 obs
● 2026-03-02 05:12:44
● 2026-03-26 08:58:58
○A23.111.137.1742017-02-16 → 2017-02-16 · 4 obs
● 2017-02-16 15:13:48
○ 2026-03-02 05:12:44
○ 2026-03-26 08:58:58
○A96.30.11.2342015-08-01 → 2016-06-25 · 4 obs
● 2016-06-25 21:27:36
○ 2017-02-16 15:13:48
○ 2026-03-26 08:58:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| osconcepts.com | ns5.syskay.com, ns6.syskay.com | 2 records |
✅ Authoritative Response
Server:148.251.13.144
NS records: ns5.syskay.com, ns6.syskay.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osconcepts.com (unsigned zone)
⏱️ Timing
Total: 447ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 148.251.13.144 |
| NS | 2 | ns5.syskay.com, ns6.syskay.com |
| MX | 8 | aspmx2.googlemail.com (pri: 30), aspmx4.googlemail.com (pri: 30)... |
| TXT | 1 | v=spf1 ip4:148.251.13.144 +a +mx +ip4:15 |
| SOA | 1 | ns5.syskay.com syskay_systems.yahoo.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns5.syskay.com, ns6.syskay.com)
Analysis
Mail Server Role
For osconcepts.com, the mail server is osconcepts.com.
aspmx2.googlemail.com, aspmx3.googlemail.com and aspmx4.googlemail.com are commonly used as mail servers together with osconcepts.com.
IP Addresses
osconcepts.com points to a single IP number: 148.251.13.144.
other host names for instance uch-ibadan.org.ng, teachers.asubebportal.org.ng, ns2.lbmsolutions.com.ng, luctechservices.com and abuja.syskay.com share IP numbers with osconcepts.com.
Name Servers
osconcepts.com is delegated to two name servers: ns5.syskay.com and ns6.syskay.com.
osconcepts.com shares the same name server setup as other domains, for example quantumeduresources.com, angussports.com, learningladderedu.com, tadan.org and smiledentalgrp.com.
osconcepts.com at least partially shares name servers with other domains, for instance dangotesugarng.com, dangotegrouponline.com, dangote-ng.com, bosunjohnson.com and franknweke2.com.
These name servers are often used with ns3.syskay.com and ns4.syskay.com.
Host names with a single IP number:
ns5.syskay.com points to 148.251.13.144 and ns6.syskay.com points to 148.251.13.144.
Host names that point to 148.251.13.144: ns5.syskay.com and ns6.syskay.com.
Mail Servers
Eight mail servers handle osconcepts.com: osconcepts.com, aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com, aspmx5.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.
osconcepts.com shares mail servers with other domains at least partially, including wssib.net, ns500699.ns500699.ns500734.ns500693.ns500699.ns500693.ns500699.ns500693.ns500734.ns500699.ns500699.ns500693.ns500693.ns500683.ns500699.ns500602.dtrkdll.com, ns500734.ns500734.ns500693.ns500699.ns500699.ns500699.ns500699.ns500588.ns500699.ns500683.ns500699.ns500699.ns500683.ns500612.ns500110.dtrkdll.com, ns500671.ns500742.ns500742.ns500742.ns500704.ns500704.ns500705.ns500705.ns500704.ns500678.ns500649.ns500649.ns500291.ns500153.tenderladiesbz.com and ns500698.ns500736.ns500736.ns500736.ns500735.ns500698.ns500698.ns500708.ns500708.ns500619.ns500686.ns500576.ns500652.ns500576.trackreceptor.com.
these mail servers are often used with alt4.aspmx.l.google.com and alt3.aspmx.l.google.com.
Host names with two IP numbers:
aspmx2.googlemail.com points to 2607:f8b0:4023:2801::1b and 192.178.128.27
aspmx3.googlemail.com points to 2a00:1450:400b:c02::1a and 172.253.116.26
aspmx4.googlemail.com points to 2607:f8b0:4023:3003::1b and 172.253.145.26
aspmx5.googlemail.com points to 2607:f8b0:4003:c4a::1b and 142.251.96.27
aspmx.l.google.com points to 2a00:1450:4009:c0f::1b and 192.178.223.26
alt1.aspmx.l.google.com points to 2607:f8b0:4023:2801::1b and 192.178.128.26
alt2.aspmx.l.google.com points to 2a00:1450:4013:c1e::1a and 192.178.213.27
Host names with one IP number:
osconcepts.com points to 148.251.13.144
Host names that point to 2607:f8b0:4023:2801::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com