substring.org - robtex.com
substring.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=1771291736 | ||||||
Same first word
Similar names
DNS History
8 records (6 active, 2 former)
●NSdns1.registrar-servers.com2026-02-14 → 2026-02-27 · 3 obs
● 2026-02-14 17:19:02
● 2026-02-27 20:52:18
○NSdns10.hichina.com2016-11-28 → 2016-11-28 · 3 obs
○ 2017-11-04 14:57:58
○ 2026-02-27 20:52:18
●NSdns2.registrar-servers.com2026-02-14 → 2026-02-27 · 3 obs
● 2026-02-14 17:19:02
● 2026-02-27 20:52:18
○NSdns9.hichina.com2016-11-28 → 2016-11-28 · 3 obs
○ 2017-11-04 14:57:58
○ 2026-02-27 20:52:18
●A199.36.158.1002026-02-14 → 2026-02-27 · 2 obs
● 2026-02-27 20:52:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| substring.org | dns1.registrar-servers.com, dns2.registrar-servers.com | - |
✅ Authoritative Response
Server: 156.154.132.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for substring.org (unsigned zone)
⏱️ Timing
Total: 384ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 199.36.158.100 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 3 | mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)... |
| TXT | 2 | hosting-site=substring-org, v=spf1 include:zoho.com ~all |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
AI analysis
substring.org resolves to a single IP: 199.36.158.100.
Other host names, for instance metasupport49583284502.firebaseapp.com, fb-restriction-case-a11af.web.app, bumpbites.health, alexandroshussain.firebaseapp.com and request-appealeation-ad395.web.app share IP numbers with substring.org.
substring.org has two name servers: dns1.registrar-servers.com and dns2.registrar-servers.com.
substring.org shares the same name server setup as other domains, for example authentictiming.com, svbnet.co, oshadefense.net, aitechly.com and secureidverification.com.
substring.org shares some name servers with other domains, for example privacychannel.com, guha.me, sarmad.tv, megaannum.com and hardcore.clothing.
These name servers are often used together with dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
Host names with two IP numbers:
dns1.registrar-servers.com points to: 2610:a1:1024::200 and 156.154.132.200; dns2.registrar-servers.com points to: 2610:a1:1025::200 and 156.154.133.200.
substring.org is handled by three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
substring.org shares some mail servers with other domains, at least partially; for instance theonlytermin.com, nanyshop.com, sewchicfabric.com, unitf14.com and dueapp.com.
Host names with two IP numbers:
mx.zoho.com points to 136.143.183.44 and 204.141.43.44.
Host names with one IP number:
mx2.zoho.com points to 136.143.183.44.
mx3.zoho.com points to 204.141.43.44.
Host names that point to 136.143.183.44: mx.zoho.com and mx2.zoho.com.
Host names that point to 204.141.43.44: mx.zoho.com and mx3.zoho.com.