1stchecking.us - robtex.com
1stchecking.us
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns05.jpmorganchase.com ⚠️ Not in zone NS records | ||||||
| A | 146.143.195.130🇺🇸 AS3486146.143.192.0/18 | ||||||
| PTR | ns05.jpmorganchase.com | ||||||
| NS | ns06.jpmorganchase.com ⚠️ Not in zone NS records | ||||||
| A | 146.143.131.130🇺🇸 AS3486146.143.128.0/18 | ||||||
| PTR | ns06.jpmorganchase.com | ||||||
| NS | ns1.jpmorganchase.com ⚠️ Not in zone NS records | ||||||
| A | 146.143.67.130🇺🇸 AS3486146.143.64.0/18 | ||||||
| PTR | ns1.jpmorganchase.com | ||||||
| NS | ns2.jpmorganchase.com ⚠️ Not in zone NS records | ||||||
| A | 146.143.3.130🇺🇸 AS3486146.143.0.0/18 | ||||||
| PTR | ns2.jpmorganchase.com | ||||||
us
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.cctld.us ⭐ | ||||||
| NS | b.cctld.us | ||||||
| NS | f.cctld.us | ||||||
| NS | k.cctld.us | ||||||
| NS | m.cctld.us | ||||||
| NS | n.cctld.us | ||||||
| NS | w.cctld.us | ||||||
| NS | x.cctld.us | ||||||
| NS | y.cctld.us | ||||||
| SOA | a.cctld.usadmin@tldns.godaddy serial=1787391016 | ||||||
Same first word
Previous names
1stauto.us |
1stbank.us |
1stbankal.us |
1stbanking.us |
1stbreath.us |
1stbuy.us |
1stcall.us |
1stcapitalinsurance.us |
1stcare.us |
1stcav.us |
Next names
1stchoiceauto.us |
1stchoicecomputer.us |
1stchoicelogistics.us |
1stchoiceplumbing.us |
1stchoiceplumbingheatingandair.us |
1stchoicerealestate.us |
1stchoicesolutions.us |
1stchoicetitle.us |
1stchoicewindowcleaning.us |
DNS History
4 records (4 active, 0 former)
●NSns05.jpmorganchase.com2026-08-12 → 2026-08-22 · 2 obs
● 2026-08-22 09:55:42
●NSns06.jpmorganchase.com2026-08-12 → 2026-08-22 · 2 obs
● 2026-08-22 09:55:42
●NSns1.jpmorganchase.com2026-08-12 → 2026-08-22 · 2 obs
● 2026-08-22 09:55:42
●NSns2.jpmorganchase.com2026-08-12 → 2026-08-22 · 2 obs
● 2026-08-22 09:55:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | x.cctld.us, m.cctld.us, b.cctld.us, y.cctld.us... | 15 records |
| 1stchecking.us | ns1.jpmorganchase.com, ns05.jpmorganchase.com, ns2.jpmorganchase.com, ns06.jpmorganchase.com | - |
✅ Authoritative Response
Server:146.143.67.130
NS records: ns1.jpmorganchase.com, ns05.jpmorganchase.com, ns2.jpmorganchase.com, ns06.jpmorganchase.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 1stchecking.us (unsigned zone)
⏱️ Timing
Total: 447ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 15
In-bailiwick: 15 (b.cctld.us, f.cctld.us, k.cctld.us...)
Analysis
Name Servers
The NS records for 1stchecking.us point to four name servers: ns05.jpmorganchase.com, ns06.jpmorganchase.com, ns1.jpmorganchase.com and ns2.jpmorganchase.com.
At least some of 1stchecking.us's name servers are shared with other domains, for example jpmogancchase.com, jpmtoken.tw, jpmorganchase.uno and two more.
These name servers tend to co-occur with ns0037.secondary.cloudflare.com, ns0246.secondary.cloudflare.com, ns0087.secondary.cloudflare.com and 3 other name servers in the same DNS delegations.
The hosts ns05.jpmorganchase.com, ns06.jpmorganchase.com, ns1.jpmorganchase.com and ns2.jpmorganchase.com all resolve to exactly one IP address each: 146.143.195.130, 146.143.131.130, 146.143.67.130 and 146.143.3.130 respectively.