modelingcommons.org - robtex.com
modelingcommons.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=1774361757 | ||||||
Same first word
modelingcommons.org |
DNS History
10 records (7 active, 3 former)
●NScecelia.ns.cloudflare.com2026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 19:01:24
● 2026-03-24 14:41:54
○NSns1.hover.com2015-05-27 → 2016-12-31 · 4 obs
● 2016-12-31 06:21:52
○ 2026-03-18 19:01:24
○ 2026-03-24 14:41:54
○NSns2.hover.com2015-05-27 → 2016-12-31 · 4 obs
● 2016-12-31 06:21:52
○ 2026-03-18 19:01:24
○ 2026-03-24 14:41:54
●NSosmar.ns.cloudflare.com2026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 19:01:24
● 2026-03-24 14:41:54
●MXmodeling2.tech.northwestern.edu2015-05-27 → 2026-03-24 · 2 obs
● 2026-03-24 14:41:54
●A104.21.34.702026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 19:01:24
● 2026-03-24 14:41:54
○A129.105.1.1422015-05-27 → 2016-12-31 · 4 obs
● 2016-12-31 06:21:52
○ 2026-03-18 19:01:24
○ 2026-03-24 14:41:54
●A172.67.155.1992026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 19:01:24
● 2026-03-24 14:41:54
●A2606:4700:3031::6815:22462026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 19:01:24
● 2026-03-24 14:41:54
●A2606:4700:3033::ac43:9bc72026-03-18 → 2026-03-24 · 3 obs
● 2026-03-18 19:01:24
● 2026-03-24 14:41:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| modelingcommons.org | cecelia.ns.cloudflare.com, osmar.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.194.135
NS records: cecelia.ns.cloudflare.com, osmar.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for modelingcommons.org (unsigned zone)
⏱️ Timing
Total: 421ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.155.199, 104.21.34.70 |
| AAAA | 2 | 2606:4700:3033::ac43:9bc7, 2606:4700:3031::6815:2246 |
| NS | 2 | cecelia.ns.cloudflare.com, osmar.ns.cloudflare.com |
| MX | 1 | modeling2.tech.northwestern.edu (pri: 10 |
| TXT | 1 | v=spf1 ip4:165.124.149.47 -all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | cecelia.ns.cloudflare.com dns.cloudflare |
Analysis
IP Addresses
modelingcommons.org points to four IP numbers: 2606:4700:3031::6815:2246, 2606:4700:3033::ac43:9bc7, 104.21.34.70 and 172.67.155.199.
Other host names, for instance flukechina-proddev.com, www.local1202.com, altyazi.net, appecosys.com and atuk.cz share IP numbers with modelingcommons.org.
Name Servers
modelingcommons.org is delegated to two name servers: cecelia.ns.cloudflare.com and osmar.ns.cloudflare.com.
modelingcommons.org uses the same name server setup as other domains, for instance netlogo.org, hicivitas.com, love-touch.com, garmark.com and helloworldcup.com.
modelingcommons.org shares name servers with other domains at least partially, for instance 1wfejr.life, mamatws.com, slotmaxwindt138.online, tianying98.com and wzcrdq.com.
These name servers are commonly used with leia.ns.cloudflare.com, dale.ns.cloudflare.com, terin.ns.cloudflare.com and chad.ns.cloudflare.com.
Host names with six IP numbers: cecelia.ns.cloudflare.com points to 2606:4700:50::a29f:2687, 2803:f800:50::6ca2:c287, 2a06:98c1:50::ac40:2287, 108.162.194.135, 162.159.38.135 and 172.64.34.135; osmar.ns.cloudflare.com points to 2606:4700:58::a29f:2c7c, 2803:f800:50::6ca2:c37c, 2a06:98c1:50::ac40:237c, 108.162.195.124, 162.159.44.124 and 172.64.35.124.
Mail Servers
The mail server for modelingcommons.org is modeling2.tech.northwestern.edu.
Host name modeling2.tech.northwestern.edu resolves to IP 165.124.149.47.