simcafe.org - dns.ninja
simcafe.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 128.253.49.82🇺🇸 CORNELL-AS128.253.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 | ||||||
| PTR | en-ec-proxy.coecis.cornell.edu | ||||||
| NS | dns.cit.cornell.edu ⭐ | ||||||
| A | 192.35.82.53🇺🇸 CORNELL-AS192.35.82.0/24 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 | ||||||
| PTR | dns.cit.cornell.edu | ||||||
| NS | bigred.cit.cornell.edu | ||||||
| A | 128.253.180.35🇺🇸 CORNELL-AS128.253.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 | ||||||
| PTR | bigred.cit.cornell.edu | ||||||
| NS | cudns.cit.cornell.edu | ||||||
| A | 132.236.56.252🇺🇸 CORNELL-AS132.236.0.0/16 Cornell University Network Engineering Rhodes Hall, 757 136 Hoy Road Ithaca, NY 14853 | ||||||
| PTR | cudns.cit.cornell.edu | ||||||
| NS | drdns.cit.cornell.edu ⚠️ Not in parent delegation | ||||||
| A | 52.152.185.125🇺🇸 Microsoft52.152.0.0/13 MICROSOFT | ||||||
| NS | drdns2.cit.cornell.edu ⚠️ Not in parent delegation | ||||||
| A | 52.45.47.12🇺🇸 Amazon52.44.0.0/15 EC2 Region prefix | ||||||
| PTR | ec2-52-45-47-12.compute-1.amazonaws.com | ||||||
| SOA | dns.cit.cornell.edunsmaster@cornell.edu serial=3608051802 | ||||||
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=1785968565 | ||||||
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
●NSbigred.cit.cornell.edu2015-06-04 → 2026-08-05 · 2 obs
● 2026-08-05 22:54:50
●NScudns.cit.cornell.edu2015-06-04 → 2026-08-05 · 2 obs
● 2026-08-05 22:54:50
●NSdns.cit.cornell.edu2015-06-04 → 2026-08-05 · 2 obs
● 2026-08-05 22:54:50
●NSdrdns.cit.cornell.edu2015-06-04 → 2026-08-05 · 2 obs
● 2026-08-05 22:54:50
●NSdrdns2.cit.cornell.edu2017-02-13 → 2026-08-05 · 3 obs
● 2017-02-13 05:25:58
● 2026-08-05 22:54:50
○A128.253.169.662015-06-04 → 2015-06-04 · 3 obs
○ 2015-10-20 22:57:58
○ 2026-08-05 22:54:50
●A128.253.49.822026-03-14 → 2026-08-05 · 3 obs
● 2026-03-14 13:44:54
● 2026-08-05 22:54:50
○A52.4.124.892015-10-20 → 2018-05-03 · 5 obs
● 2015-10-20 22:57:58
● 2018-05-03 06:36:56
○ 2026-03-14 13:44:54
○ 2026-08-05 22:54:50
○A91.98.96.1322015-06-04 → 2015-06-04 · 3 obs
○ 2017-02-13 05:25:58
○ 2026-08-05 22:54:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, d0.org.afilias-nst.org, b2.org.afilias-nst.org | - |
| simcafe.org | dns.cit.cornell.edu, cudns.cit.cornell.edu, bigred.cit.cornell.edu | - |
✅ Authoritative Response
Server:192.35.82.53
NS records: dns.cit.cornell.edu, cudns.cit.cornell.edu, bigred.cit.cornell.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for simcafe.org (unsigned zone)
⏱️ Timing
Total: 387ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 128.253.49.82 |
| NS | 5 | bigred.cit.cornell.edu, drdns.cit.cornell.edu... |
| SOA | 1 | dns.cit.cornell.edu nsmaster.cornell.edu |
Analysis
IP Addresses
simcafe.org resolves to just one IP address, 128.253.49.82.
en-ec-proxy.coecis.cornell.edu, for instance, is one of the other host names sharing IP numbers with simcafe.org.
Name Servers
simcafe.org delegates to five name servers: bigred.cit.cornell.edu, cudns.cit.cornell.edu, dns.cit.cornell.edu and two others.
At least some of simcafe.org's name servers are shared with other domains, for example 122.232.205.in-addr.arpa, nestwatch.net, cs.cornell.edu and two more.
These name servers are often deployed together with the name servers drdns2.cit.cornell.edu, drdns.cit.cornell.edu, ns1.qatar-med.cornell.edu and ns2.qatar-med.cornell.edu.
Host names that point to one IP address:
bigred.cit.cornell.edu has the IP address 128.253.180.35.
cudns.cit.cornell.edu has the IP address 132.236.56.252.
dns.cit.cornell.edu has the IP address 192.35.82.53.
drdns2.cit.cornell.edu has the IP address 52.45.47.12.
drdns.cit.cornell.edu has the IP address 52.152.185.125.