hisullivan.com - robtex.com
hisullivan.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 100.49.245.103🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix | ||||||
| PTR | ec2-100-49-245-103.compute-1.amazonaws.com | ||||||
| A | 100.50.59.20🇺🇸 Amazon100.48.0.0/12 EC2 IAD prefix | ||||||
| NS | ns-53.awsdns-06.com ⭐ | ||||||
| A | 2600:9000:5300:3500::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-53.awsdns-06.com | ||||||
| A | 205.251.192.53🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-53.awsdns-06.com | ||||||
| NS | ns-1408.awsdns-48.org | ||||||
| A | 2600:9000:5305:8000::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1408.awsdns-48.org | ||||||
| A | 205.251.197.128🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1408.awsdns-48.org | ||||||
| NS | ns-1951.awsdns-51.co.uk | ||||||
| A | 2600:9000:5307:9f00::1🇺🇸 Amazon2600:9000:5307::/48 - CloudFront | ||||||
| PTR | ns-1951.awsdns-51.co.uk | ||||||
| A | 205.251.199.159🇺🇸 Amazon205.251.199.0/24 prefix | ||||||
| PTR | ns-1951.awsdns-51.co.uk | ||||||
| NS | ns-535.awsdns-02.net | ||||||
| A | 2600:9000:5302:1700::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-535.awsdns-02.net | ||||||
| A | 205.251.194.23🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-535.awsdns-02.net | ||||||
| SOA | ns-53.awsdns-06.comawsdns-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=1771291435 | ||||||
DNS History
6 records (6 active, 0 former)
●NSns-1408.awsdns-48.org2026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 17:49:52
●NSns-1951.awsdns-51.co.uk2026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 17:49:52
●NSns-53.awsdns-06.com2026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 17:49:52
●NSns-535.awsdns-02.net2026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 17:49:52
●A100.49.245.1032026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 17:49:52
●A100.50.59.202026-03-07 → 2026-03-07 · 2 obs
● 2026-03-07 17:49:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net... | - |
| hisullivan.com | ns-53.awsdns-06.com, ns-535.awsdns-02.net, ns-1951.awsdns-51.co.uk, ns-1408.awsdns-48.org | 1 record |
✅ Authoritative Response
Server: 205.251.197.128
NS records: ns-53.awsdns-06.com, ns-535.awsdns-02.net, ns-1951.awsdns-51.co.uk, ns-1408.awsdns-48.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for hisullivan.com (unsigned zone)
⏱️ Timing
Total: 197ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 100.50.59.20, 100.49.245.103 |
| NS | 4 | ns-1408.awsdns-48.org, ns-1951.awsdns-51.co.uk... |
| SOA | 1 | ns-53.awsdns-06.com awsdns-hostmaster.am |
📌 Glue Records Collected
Total: 1
Out-of-bailiwick: 1 (ns-53.awsdns-06.com)
Analysis
IP Addresses
hisullivan.com resolves to two IP numbers: 100.49.245.103 and 100.50.59.20.
other host names including enrollhfmedicare.com, hfahora.org, myhfny.org, hfenli.com and hfforme.org share IP numbers with hisullivan.com.
Name Servers
hisullivan.com is delegated to four name servers: ns-53.awsdns-06.com, ns-535.awsdns-02.net, ns-1408.awsdns-48.org and ns-1951.awsdns-51.co.uk.
hisullivan.com at least partially shares name servers with other domains, for instance synergydata.net, ucinnovation.com, d3bnsjl54t3oyq.cloudfront.net, snrun.kr and solidautomatedgs.com.
These name servers are commonly used with ns-1492.awsdns-58.org, ns-1834.awsdns-37.co.uk and ns-829.awsdns-39.net.
Host names with two IP numbers:
ns-53.awsdns-06.com points to 2600:9000:5300:3500::1 and 205.251.192.53; ns-535.awsdns-02.net points to 2600:9000:5302:1700::1 and 205.251.194.23; ns-1408.awsdns-48.org points to 2600:9000:5305:8000::1 and 205.251.197.128; ns-1951.awsdns-51.co.uk points to 2600:9000:5307:9f00::1 and 205.251.199.159.