patchclamp.org - dns.ninja
patchclamp.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 140.251.162.158🇺🇸 NYP-INTERNET140.251.160.0/19 | ||||||
| NS | york-iblxext1.med.cornell.edu ⭐ ⚠️ Not in parent delegation | ||||||
| A | 140.251.2.18🇺🇸 RoadRunner140.251.0.0/17 Proxy registration for the Joan & Sanford I. Weill Medical College of Cornell University | ||||||
| NS | azr-iblxext1.med.cornell.edu ⚠️ Not in parent delegation | ||||||
| A | 52.170.16.11🇺🇸 Microsoft52.160.0.0/11 MICROSOFT | ||||||
| NS | dns1.med.cornell.edu ⚠️ Not in zone NS records | ||||||
| A | 140.251.2.18🇺🇸 RoadRunner140.251.0.0/17 Proxy registration for the Joan & Sanford I. Weill Medical College of Cornell University | ||||||
| NS | lex-dns1.med.cornell.edu ⚠️ Not in zone NS records | ||||||
| A | 157.139.3.53🇺🇸 RoadRunner157.139.0.0/16 Proxy registration for the Joan & Sanford I. Weill Medical College of Cornell University | ||||||
| PTR | lex-dns1.med.cornell.edu | ||||||
| PTR | lex-iblxext1.med.cornell.edu | ||||||
| NS | lex-iblxext1.med.cornell.edu ⚠️ Not in parent delegation | ||||||
| A | 157.139.3.53🇺🇸 RoadRunner157.139.0.0/16 Proxy registration for the Joan & Sanford I. Weill Medical College of Cornell University | ||||||
| PTR | lex-dns1.med.cornell.edu | ||||||
| PTR | lex-iblxext1.med.cornell.edu | ||||||
| SOA | york-iblxext1.med.cornell.eduplease_set_email@absolutely.nowhere serial=235 | ||||||
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=1781277504 | ||||||
Same first word
patchclamp.org |
DNS History
6 records (6 active, 0 former)
●NSazr-iblxext1.med.cornell.edu2026-02-17 → 2026-06-12 · 3 obs
● 2026-02-17 12:35:42
● 2026-06-12 15:28:28
●NSdns1.med.cornell.edu2026-02-17 → 2026-06-12 · 3 obs
● 2026-02-17 12:35:42
● 2026-06-12 15:28:28
●NSlex-dns1.med.cornell.edu2026-02-17 → 2026-06-12 · 3 obs
● 2026-02-17 12:35:42
● 2026-06-12 15:28:28
●NSlex-iblxext1.med.cornell.edu2015-07-23 → 2026-06-12 · 2 obs
● 2026-06-12 15:28:28
●NSyork-iblxext1.med.cornell.edu2015-07-23 → 2026-06-12 · 2 obs
● 2026-06-12 15:28:28
●A140.251.162.1582015-07-23 → 2026-06-12 · 2 obs
● 2026-06-12 15:28:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | d0.org.afilias-nst.org, b2.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| patchclamp.org | lex-dns1.med.cornell.edu, dns1.med.cornell.edu | - |
✅ Authoritative Response
Server:140.251.2.18
NS records: lex-dns1.med.cornell.edu, dns1.med.cornell.edu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for patchclamp.org (unsigned zone)
⏱️ Timing
Total: 331ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 140.251.162.158 |
| NS | 3 | azr-iblxext1.med.cornell.edu, lex-iblxext1.med.cornell.edu... |
| SOA | 1 | york-iblxext1.med.cornell.edu please_set |
Analysis
IP Addresses
patchclamp.org points to a single IP number: 140.251.162.158.
Host names such as microelectrode.org and corticalneuron.org share IP numbers with patchclamp.org.
Name Servers
Delegation for patchclamp.org is to five name servers: azr-iblxext1.med.cornell.edu, dns1.med.cornell.edu, lex-dns1.med.cornell.edu and two others.
patchclamp.org shares at least some of its name servers with other domains, including cornellweightlosssurgery.org, core.nyp.org, cornellophthalmology.org and two others.
These name servers are frequently paired with the name servers lex-iblxext1.med.cornell.edu, york-iblxext1.med.cornell.edu, ns2.nyp.org and two others.
Host names with one IP number:
azr-iblxext1.med.cornell.edu has the IP address 52.170.16.11.
dns1.med.cornell.edu has the IP address 140.251.2.18.
lex-dns1.med.cornell.edu has the IP address 157.139.3.53.
lex-iblxext1.med.cornell.edu has the IP address 157.139.3.53.
york-iblxext1.med.cornell.edu has the IP address 140.251.2.18.
Both dns1.med.cornell.edu and york-iblxext1.med.cornell.edu resolve to 140.251.2.18 IP addresses each.
Both lex-dns1.med.cornell.edu and lex-iblxext1.med.cornell.edu resolve to 157.139.3.53 IP addresses each.