en-sci.org - dns.ninja
en-sci.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.252.144.11🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s261.sureserver.com | ||||||
| NS | ns1.server261.com ⭐ | ||||||
| A | 192.252.144.11🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s261.sureserver.com | ||||||
| NS | ns2.server261.com | ||||||
| A | 192.252.145.11🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | ns2.server261.com | ||||||
| MX | mail.en-sci.org ⭐ | ||||||
| A | 192.252.144.11🇺🇸 ICDSoft192.252.144.0/20 SURESUPPORT LLC Waltham, MA, USA | ||||||
| PTR | s261.sureserver.com | ||||||
| TXT | v=spf1 a mx include:server261.smtp-spf.sureserver.com ~all | ||||||
| SOA | ns1.server261.comhostmaster@en-sci.org serial=1785612307 | ||||||
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=1785610376 | ||||||
Subdomains
mail.en-sci.org |
Same first word
Similar names
DNS History
5 records (4 active, 1 former)
●NSns1.server261.com2016-01-14 → 2026-08-01 · 2 obs
● 2026-08-01 19:30:58
●NSns2.server261.com2016-01-14 → 2026-08-01 · 2 obs
● 2026-08-01 19:30:58
●MXmail.en-sci.org2016-01-14 → 2026-08-01 · 2 obs
● 2026-08-01 19:30:58
●A192.252.144.112016-12-03 → 2026-08-01 · 3 obs
● 2016-12-03 19:17:42
● 2026-08-01 19:30:58
○A64.14.68.132016-01-14 → 2016-04-17 · 4 obs
● 2016-04-17 11:19:38
○ 2016-12-03 19:17:42
○ 2026-08-01 19:30:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| en-sci.org | ns2.server261.com, ns1.server261.com | - |
✅ Authoritative Response
Server:192.252.144.11
NS records: ns2.server261.com, ns1.server261.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for en-sci.org (unsigned zone)
⏱️ Timing
Total: 237ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.252.144.11 |
| NS | 2 | ns1.server261.com, ns2.server261.com |
| MX | 1 | mail.en-sci.org (pri: 0) |
| TXT | 1 | v=spf1 a mx include:server261.smtp-spf.s |
| SOA | 1 | ns1.server261.com hostmaster.en-sci.org |
Analysis
Hierarchy
en-sci.org is a parent domain of mail.en-sci.org.
IP Addresses
en-sci.org has exactly one IP address — 192.252.144.11.
tamuapo.org, www.firstparishinbrookline.org, jennifergmillsphotography.com plus two other host names have IP numbers in common with en-sci.org.
Name Servers
en-sci.org is served by two delegated name servers, ns1.server261.com and ns2.server261.com.
The name server configuration of en-sci.org is shared with other domains, for instance normaleating.com, alari.nyc, travinseguros.com and two others.
en-sci.org shares at least some of its name servers with other domains, including thurstenson.com, en-sci.net, askdrlask.com and two others.
ns1.server261.com and ns2.server261.com each resolve to one IP number: ns1.server261.com points to 192.252.144.11 and ns2.server261.com points to 192.252.145.11.
Mail Servers
en-sci.org uses one mail server — mail.en-sci.org.
There is one IP number for mail.en-sci.org: 192.252.144.11.