mtdflex.org - robtex.com
mtdflex.org
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1785693896 | ||||||
Subdomains
smtp4.mtdflex.org |
Same first word
mtdflex.org |
DNS History
13 records (7 active, 6 former)
●NSns-1478.awsdns-56.org2026-07-08 → 2026-08-02 · 3 obs
● 2026-07-08 08:12:50
● 2026-08-02 18:41:06
●NSns-1807.awsdns-33.co.uk2026-07-08 → 2026-08-02 · 3 obs
● 2026-07-08 08:12:50
● 2026-08-02 18:41:06
●NSns-22.awsdns-02.com2026-07-08 → 2026-08-02 · 3 obs
● 2026-07-08 08:12:50
● 2026-08-02 18:41:06
●NSns-860.awsdns-43.net2026-07-08 → 2026-08-02 · 3 obs
● 2026-07-08 08:12:50
● 2026-08-02 18:41:06
○NSns1.k12.com2015-05-21 → 2016-08-10 · 4 obs
● 2016-08-10 19:17:38
○ 2026-07-08 08:12:50
○ 2026-08-02 18:41:06
○NSns2.k12.com2015-05-21 → 2016-08-10 · 4 obs
● 2016-08-10 19:17:38
○ 2026-07-08 08:12:50
○ 2026-08-02 18:41:06
○NSns3.k12.com2015-05-21 → 2016-08-10 · 4 obs
● 2016-08-10 19:17:38
○ 2026-07-08 08:12:50
○ 2026-08-02 18:41:06
○NSns4.k12.com2015-05-21 → 2016-08-10 · 4 obs
● 2016-08-10 19:17:38
○ 2026-07-08 08:12:50
○ 2026-08-02 18:41:06
○NSns7.k12.com2015-05-21 → 2016-08-10 · 4 obs
● 2016-08-10 19:17:38
○ 2026-07-08 08:12:50
○ 2026-08-02 18:41:06
○NSns8.k12.com2015-05-21 → 2016-08-10 · 4 obs
● 2016-08-10 19:17:38
○ 2026-07-08 08:12:50
○ 2026-08-02 18:41:06
●MXsmtp4.mtdflex.org2015-05-21 → 2026-08-02 · 2 obs
● 2026-08-02 18:41:06
●MXsmtp5.mtdflex.org2015-05-21 → 2026-08-02 · 2 obs
● 2026-08-02 18:41:06
●A69.25.18.1552015-05-21 → 2026-08-02 · 2 obs
● 2026-08-02 18:41:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| mtdflex.org | ns-1478.awsdns-56.org, ns-22.awsdns-02.com, ns-860.awsdns-43.net, ns-1807.awsdns-33.co.uk | 2 records |
✅ Authoritative Response
Server:205.251.197.198
NS records: ns-1478.awsdns-56.org, ns-22.awsdns-02.com, ns-860.awsdns-43.net, ns-1807.awsdns-33.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mtdflex.org (unsigned zone)
⏱️ Timing
Total: 1493ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 69.25.18.155 |
| NS | 4 | ns-1478.awsdns-56.org, ns-1807.awsdns-33.co.uk... |
| MX | 2 | smtp4.mtdflex.org (pri: 10), smtp5.mtdflex.org (pri: 10) |
| TXT | 1 | MS=ms67963556 |
| SOA | 1 | ns-860.awsdns-43.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-1478.awsdns-56.org, ns-1478.awsdns-56.org)
Analysis
Hierarchy
mtdflex.org is a parent domain of smtp4.mtdflex.org.
IP Addresses
mtdflex.org directs to one IP number, which is 69.25.18.155.
Among the host names that share IP numbers with mtdflex.org are mglva.org, flexschools.net, k12ovca.com and two others.
Name Servers
The domain mtdflex.org is delegated to these four name servers: ns-22.awsdns-02.com, ns-860.awsdns-43.net, ns-1478.awsdns-56.org and ns-1807.awsdns-33.co.uk.
mtdflex.org shares at least some of its name servers with other domains, including dsfsystems.com, oryze.jp, muchbettertours.com and two others.
The host names ns-22.awsdns-02.com, ns-860.awsdns-43.net, ns-1478.awsdns-56.org and ns-1807.awsdns-33.co.uk each resolve to two IP addresses: ns-22.awsdns-02.com resolves to 205.251.192.22 and 2600:9000:5300:1600::1; ns-860.awsdns-43.net resolves to 205.251.195.92 and 2600:9000:5303:5c00::1; ns-1478.awsdns-56.org resolves to 205.251.197.198 and 2600:9000:5305:c600::1; ns-1807.awsdns-33.co.uk resolves to 205.251.199.15 and 2600:9000:5307:f00::1.
Mail Servers
The MX records for mtdflex.org point to two mail servers: smtp4.mtdflex.org and smtp5.mtdflex.org.
smtp4.mtdflex.org and smtp5.mtdflex.org each resolve to one IP number: smtp4.mtdflex.org points to 69.25.45.44 and smtp5.mtdflex.org points to 69.25.45.82.