`ranklscience.org`

DNSSEC	⚠️ Not signed
NS	`ns1.amgen.com` ⚠️ Not in zone NS records
		A	138.133.52.91^{🇺🇸 AS14762138.133.52.0/24 Switch Communications Customer Route}
			PTR	`ns1.amgen.com`
NS	`ns2.amgen.com` ⚠️ Not in zone NS records
		A	138.133.61.100^{🇺🇸 AS14762138.133.61.0/24}
			PTR	`ns2.amgen.com`
NS	`ns3.amgen.com` ⚠️ Not in zone NS records
		A	138.133.194.6^{🇺🇸 AS14762138.133.194.0/24 PNAP-AMS004 Amgen Route}
			PTR	`ns3.amgen.com`

`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.info`hostmaster@donuts.email serial=1774886997

Same first word

ranklscience.com

ranklscience.org

DNS History

3 records (3 active, 0 former)

●NSns1.amgen.com2026-03-12 → 2026-03-30 · 2 obs

● 2026-03-12 02:18:56
● 2026-03-30 16:17:02

●NSns2.amgen.com2026-03-12 → 2026-03-30 · 2 obs

● 2026-03-12 02:18:56
● 2026-03-30 16:17:02

●NSns3.amgen.com2026-03-12 → 2026-03-30 · 2 obs

● 2026-03-12 02:18:56
● 2026-03-30 16:17:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
org	b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org	-
ranklscience.org	ns3.amgen.com, ns2.amgen.com, ns1.amgen.com	-

✅ Authoritative Response

Server:138.133.52.91

NS records: ns3.amgen.com, ns2.amgen.com, ns1.amgen.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ranklscience.org (unsigned zone)

⏱️ Timing

Total: 2409ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

ranklscience.org is delegated to three name servers: ns1.amgen.com, ns2.amgen.com and ns3.amgen.com.

ranklscience.org at least partially shares its name servers with other domains, for instance tovasanib.org, relieffrompsoriasis.biz, denosumab.net, boneacademy.com and rexadeve.sk.

These name servers are often used together with the name servers ns0-can.amgen.com.

Host names with one IP number:

ns1.amgen.com points to: 138.133.52.91.

ns2.amgen.com points to: 138.133.61.100.

ns3.amgen.com points to: 138.133.194.6.

ranklscience.org - robtex.com