ossfirst.com - robtex.com
ossfirst.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=1771291435 | ||||||
Same first word
ossfirst.com |
DNS History
9 records (5 active, 4 former)
●NSdilbert.ns.cloudflare.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:46:28
●NSjen.ns.cloudflare.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:46:28
○NSns3.gkg.net2016-12-13 → 2017-11-13 · 3 obs
● 2017-11-13 17:37:40
○ 2026-03-23 20:46:28
○NSns4.gkg.net2016-12-13 → 2017-11-13 · 3 obs
● 2017-11-13 17:37:40
○ 2026-03-23 20:46:28
●MXossfirst-com.mail.protection.outlook.com2026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:46:28
○MXpark01.gkg.net2016-12-13 → 2017-11-13 · 3 obs
● 2017-11-13 17:37:40
○ 2026-03-23 20:46:28
●A18.221.104.1802026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:46:28
○A204.12.13.712016-12-13 → 2017-11-13 · 3 obs
● 2017-11-13 17:37:40
○ 2026-03-23 20:46:28
●A52.14.118.1842026-03-23 → 2026-03-23 · 2 obs
● 2026-03-23 20:46:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| ossfirst.com | dilbert.ns.cloudflare.com, jen.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.194.185
NS records: dilbert.ns.cloudflare.com, jen.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ossfirst.com (unsigned zone)
⏱️ Timing
Total: 117ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 18.221.104.180, 52.14.118.184 |
| NS | 2 | dilbert.ns.cloudflare.com, jen.ns.cloudflare.com |
| MX | 1 | ossfirst-com.mail.protection.outlook.com |
| TXT | 9 | 00D8b0000029Ehq=1TBUl00000000EX, MS=ms16144126... |
| SOA | 1 | dilbert.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (dilbert.ns.cloudflare.com, dilbert.ns.cloudflare.com, dilbert.ns.cloudflare.com...)
Analysis
IP Addresses
ossfirst.com points to two IPs: 18.221.104.180 and 52.14.118.184.
Other host names including inlearning-upmc-com.lmsportal.com, heartlanduniversity.org, wvregistry.org, ecomm.simplydigi.com and nmels.org share IP numbers with ossfirst.com.
Name Servers
ossfirst.com's delegation uses two name servers, dilbert.ns.cloudflare.com and jen.ns.cloudflare.com.
ossfirst.com shares the same name server setup as other domains, for example anyi.network, tomkoff.com, policetrainingcenter.com, huoshen11.com and staffgroup.org.
ossfirst.com at least partially shares name servers with other domains, including craveflow.xyz, ciadopet.com.br, thegreatboarders.gr, imzii.com and 4173.com.
These name servers are often used together with rayden.ns.cloudflare.com.
Host names with six IP numbers:
dilbert.ns.cloudflare.com points to: 2606:4700:58::adf5:3b9b, 2803:f800:50::6ca2:c19b, 2a06:98c1:50::ac40:219b, 108.162.193.155, 172.64.33.155 and 173.245.59.155.
jen.ns.cloudflare.com points to: 2606:4700:50::a29f:26b9, 2803:f800:50::6ca2:c2b9, 2a06:98c1:50::ac40:22b9, 108.162.194.185, 162.159.38.185 and 172.64.34.185.
Mail Servers
ossfirst.com is handled by a single mail server, ossfirst-com.mail.protection.outlook.com.
Hostname ossfirst-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c91d::a, 2a01:111:f403:f802::, 2a01:111:f403:f802::1, 2a01:111:f403:f901::, 52.101.9.0, 52.101.10.5, 52.101.41.6 and 52.101.41.22.