amgen.com.co - robtex.com
amgen.com.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 54.200.71.112🇺🇸 Amazon54.200.0.0/15 EC2 PDX prefix | ||||||
| PTR | ec2-54-200-71-112.us-west-2.compute.amazonaws.com | ||||||
| A | 54.203.231.123🇺🇸 Amazon54.202.0.0/15 EC2 PDX prefix | ||||||
| NS | ns-1288.awsdns-33.org ⭐ | ||||||
| A | 2600:9000:5305:800::1🇺🇸 Amazon2600:9000:5305::/48 - CloudFront | ||||||
| PTR | ns-1288.awsdns-33.org | ||||||
| A | 205.251.197.8🇺🇸 Amazon205.251.197.0/24 prefix | ||||||
| PTR | ns-1288.awsdns-33.org | ||||||
| NS | ns-139.awsdns-17.com | ||||||
| A | 2600:9000:5300:8b00::1🇺🇸 Amazon2600:9000:5300::/48 - CloudFront | ||||||
| PTR | ns-139.awsdns-17.com | ||||||
| A | 205.251.192.139🇺🇸 Amazon205.251.192.0/24 prefix | ||||||
| PTR | ns-139.awsdns-17.com | ||||||
| NS | ns-1628.awsdns-11.co.uk | ||||||
| A | 2600:9000:5306:5c00::1🇺🇸 Amazon2600:9000:5306::/48 - CloudFront | ||||||
| PTR | ns-1628.awsdns-11.co.uk | ||||||
| A | 205.251.198.92🇺🇸 Amazon205.251.198.0/24 prefix | ||||||
| PTR | ns-1628.awsdns-11.co.uk | ||||||
| NS | ns-756.awsdns-30.net | ||||||
| A | 2600:9000:5302:f400::1🇺🇸 Amazon2600:9000:5302::/48 - CloudFront | ||||||
| PTR | ns-756.awsdns-30.net | ||||||
| A | 205.251.194.244🇺🇸 Amazon205.251.194.0/24 prefix | ||||||
| PTR | ns-756.awsdns-30.net | ||||||
| SOA | ns-1288.awsdns-33.orgawsdns-hostmaster@amazon.com serial=1 | ||||||
com.co
| DNSSEC | ⚠️ Not signed | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns-1288.awsdns-33.org2026-05-29 → 2026-06-01 · 2 obs
● 2026-06-01 15:21:34
●NSns-139.awsdns-17.com2026-05-29 → 2026-06-01 · 2 obs
● 2026-06-01 15:21:34
●NSns-1628.awsdns-11.co.uk2026-05-29 → 2026-06-01 · 2 obs
● 2026-06-01 15:21:34
●NSns-756.awsdns-30.net2026-05-29 → 2026-06-01 · 2 obs
● 2026-06-01 15:21:34
●A54.200.71.1122026-05-29 → 2026-06-01 · 2 obs
● 2026-06-01 15:21:34
●A54.203.231.1232026-05-29 → 2026-06-01 · 2 obs
● 2026-06-01 15:21:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| amgen.com.co | ns-139.awsdns-17.com, ns-756.awsdns-30.net, ns-1288.awsdns-33.org, ns-1628.awsdns-11.co.uk | - |
✅ Authoritative Response
Server:205.251.192.139
NS records: ns-139.awsdns-17.com, ns-756.awsdns-30.net, ns-1288.awsdns-33.org, ns-1628.awsdns-11.co.uk
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for amgen.com.co (unsigned zone)
⏱️ Timing
Total: 402ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 54.203.231.123, 54.200.71.112 |
| NS | 4 | ns-1288.awsdns-33.org, ns-139.awsdns-17.com... |
| SOA | 1 | ns-1288.awsdns-33.org awsdns-hostmaster. |
Analysis
IP Addresses
amgen.com.co points to two IP numbers: 54.200.71.112 and 54.203.231.123.
Among the host names that share IP numbers with amgen.com.co are aabp.jp, proliapayerresources.com, testing-for-kras-g12c-mutation.com and two others.
Name Servers
The DNS delegation for amgen.com.co covers 4 name servers — ns-139.awsdns-17.com, ns-756.awsdns-30.net, ns-1288.awsdns-33.org and ns-1628.awsdns-11.co.uk.
The name servers of amgen.com.co overlap at least partially with those of other domains — among them fastnet.sg, bluefirecap.net, lawtalk.co.kr and two more.
ns1-24-sa-east-1.ec2-rdns.amazonaws.com, ns2-24-sa-east-1.ec2-rdns.amazonaws.com and ns3-24-sa-east-1.ec2-rdns.amazonaws.com — plus seven other name servers — are routinely found together with these name servers.
Each of the four hosts ns-139.awsdns-17.com, ns-756.awsdns-30.net, ns-1288.awsdns-33.org and ns-1628.awsdns-11.co.uk has two IP addresses. ns-139.awsdns-17.com points to 205.251.192.139 and 2600:9000:5300:8b00::1. ns-756.awsdns-30.net points to 205.251.194.244 and 2600:9000:5302:f400::1. ns-1288.awsdns-33.org points to 205.251.197.8 and 2600:9000:5305:800::1. ns-1628.awsdns-11.co.uk points to 205.251.198.92 and 2600:9000:5306:5c00::1.