`understandra.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}
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=1781663447

understandra.org

understandra.info

3 records (3 active, 0 former)

●NSns1.amgen.com2026-05-29 → 2026-06-17 · 2 obs

● 2026-05-29 17:54:08
● 2026-06-17 02:59:24

●NSns2.amgen.com2026-05-29 → 2026-06-17 · 2 obs

● 2026-05-29 17:54:08
● 2026-06-17 02:59:24

●NSns3.amgen.com2026-05-29 → 2026-06-17 · 2 obs

● 2026-05-29 17:54:08
● 2026-06-17 02:59:24

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

Server:138.133.52.91

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

⚠️ Insecure (no DNSSEC)

No DS record for understandra.org (unsigned zone)

Total: 2654ms | Queries: -

Type	Count	Sample Data

understandra.org is served by three name servers: ns1.amgen.com, ns2.amgen.com and ns3.amgen.com.

At least some of understandra.org's name servers are shared with other domains, for example jointpainspecialist.org, enbrel.info, lumakras.net and two more.

These name servers tend to be used in conjunction with the name servers ns0-can.amgen.com.

ns1.amgen.com has IP address 138.133.52.91, ns2.amgen.com has IP address 138.133.61.100 and ns3.amgen.com has IP address 138.133.194.6 — one address each.