drjchen.com - robtex.com
drjchen.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 34.236.180.42🇺🇸 Amazon34.224.0.0/12 EC2 Region prefix | ||||||
| PTR | ec2-34-236-180-42.compute-1.amazonaws.com | ||||||
| NS | ns-914.awsdns-50.net ⭐ | ||||||
| A | 2600:9000:5303:9200::1🇺🇸 Amazon2600:9000:5303::/48 - CloudFront | ||||||
| PTR | ns-914.awsdns-50.net | ||||||
| A | 205.251.195.146🇺🇸 Amazon205.251.195.0/24 prefix | ||||||
| PTR | ns-914.awsdns-50.net | ||||||
| NS | ns-1433.awsdns-51.org | ||||||
| A | 2600:9000:5305:9900::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1433.awsdns-51.org | ||||||
| A | 205.251.197.153🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1433.awsdns-51.org | ||||||
| NS | ns-180.awsdns-22.com | ||||||
| A | 2600:9000:5300:b400::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-180.awsdns-22.com | ||||||
| A | 205.251.192.180🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-180.awsdns-22.com | ||||||
| NS | ns-1974.awsdns-54.co.uk | ||||||
| A | 2600:9000:5307:b600::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1974.awsdns-54.co.uk | ||||||
| A | 205.251.199.182🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1974.awsdns-54.co.uk | ||||||
| SOA | ns-914.awsdns-50.netawsdns-hostmaster@amazon.com serial=1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778627796 | ||||||
Same first word
drjchen.com |
DNS History
10 records (5 active, 5 former)
●NSns-1433.awsdns-51.org2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 20:13:46
● 2026-05-12 23:38:04
●NSns-180.awsdns-22.com2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 20:13:46
● 2026-05-12 23:38:04
●NSns-1974.awsdns-54.co.uk2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 20:13:46
● 2026-05-12 23:38:04
●NSns-914.awsdns-50.net2026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 20:13:46
● 2026-05-12 23:38:04
○NSns01.domaincontrol.com2015-07-16 → 2020-01-05 · 5 obs
● 2015-07-16 21:07:18
● 2020-01-05 07:03:44
○ 2026-05-12 20:13:46
○ 2026-05-12 23:38:04
○NSns02.domaincontrol.com2015-07-16 → 2020-01-05 · 5 obs
● 2015-07-16 21:07:18
● 2020-01-05 07:03:44
○ 2026-05-12 20:13:46
○ 2026-05-12 23:38:04
○MXmailstore1.secureserver.net2015-07-16 → 2020-01-05 · 5 obs
● 2015-07-16 21:07:18
● 2020-01-05 07:03:44
○ 2026-05-12 20:13:46
○ 2026-05-12 23:38:04
○MXsmtp.secureserver.net2015-07-16 → 2020-01-05 · 5 obs
● 2015-07-16 21:07:18
● 2020-01-05 07:03:44
○ 2026-05-12 20:13:46
○ 2026-05-12 23:38:04
○A204.236.249.2272015-07-16 → 2020-01-05 · 5 obs
● 2015-07-16 21:07:18
● 2020-01-05 07:03:44
○ 2026-05-12 20:13:46
○ 2026-05-12 23:38:04
●A34.236.180.422026-05-12 → 2026-05-12 · 3 obs
● 2026-05-12 20:13:46
● 2026-05-12 23:38:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| drjchen.com | ns-180.awsdns-22.com, ns-914.awsdns-50.net, ns-1974.awsdns-54.co.uk, ns-1433.awsdns-51.org | 2 records |
✅ Authoritative Response
Server:205.251.192.180
NS records: ns-180.awsdns-22.com, ns-914.awsdns-50.net, ns-1974.awsdns-54.co.uk, ns-1433.awsdns-51.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for drjchen.com (unsigned zone)
⏱️ Timing
Total: 711ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 34.236.180.42 |
| NS | 4 | ns-1433.awsdns-51.org, ns-180.awsdns-22.com... |
| SOA | 1 | ns-914.awsdns-50.net awsdns-hostmaster.a |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns-180.awsdns-22.com, ns-180.awsdns-22.com)
Analysis
IP Addresses
drjchen.com resolves to one IP number: 34.236.180.42.
Name Servers
drjchen.com delegates to four name servers: ns-180.awsdns-22.com, ns-914.awsdns-50.net, ns-1433.awsdns-51.org and ns-1974.awsdns-54.co.uk.
drjchen.com at least partially shares name servers with other domains, including snowrental.co.nz, axyqryagpug.com, patientpop.com, formosa.gov.ar and runnertag.com.
Host names with two IP numbers: ns-180.awsdns-22.com points to 2600:9000:5300:b400::1 and 205.251.192.180; ns-914.awsdns-50.net points to 2600:9000:5303:9200::1 and 205.251.195.146; ns-1433.awsdns-51.org points to 2600:9000:5305:9900::1 and 205.251.197.153; ns-1974.awsdns-54.co.uk points to 2600:9000:5307:b600::1 and 205.251.199.182.