`acceleronpharma.us`

DNSSEC	⚠️ Not signed
NS	`cbru.br.ns.els-gms.att.net` ⚠️ Not in zone NS records
		A	2001:1890:1ff:9f0:68:94:156:132^{🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC}
			PTR	`cbru.br.ns.els-gms.att.net`
		A	68.94.156.132^{🇺🇸 AS701868.88.0.0/13 ARIN Allocation SBC Internet Services}
			PTR	`cbru.br.ns.els-gms.att.net`
NS	`cmtu.mt.ns.els-gms.att.net` ⚠️ Not in zone NS records
		A	2001:1890:1ff:9f1:99:99:99:132^{🇺🇸 AS70182001:1890::/29 AT&T Enterprises, LLC}
			PTR	`cmtu.mt.ns.els-gms.att.net`
		A	99.99.99.132^{🇺🇸 AS701899.96.0.0/13 AT&T Enterprises, LLC}
			PTR	`cmtu.mt.ns.els-gms.att.net`
NS	`ns6.customer.level3.net` ⚠️ Not in zone NS records
		A	209.244.4.85^{🇺🇸 AS3356209.244.0.0/14}
			PTR	`ns6.customer.level3.net`
NS	`ns9.customer.level3.net` ⚠️ Not in zone NS records
		A	209.244.4.148^{🇺🇸 AS3356209.244.0.0/14}
			PTR	`ns9.customer.level3.net`

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1773555288

Same first word

DNS History

4 records (4 active, 0 former)

●NScbru.br.ns.els-gms.att.net2026-03-17 → 2026-03-24 · 2 obs

● 2026-03-17 04:45:58
● 2026-03-24 03:28:08

●NScmtu.mt.ns.els-gms.att.net2026-03-17 → 2026-03-24 · 2 obs

● 2026-03-17 04:45:58
● 2026-03-24 03:28:08

●NSns6.customer.level3.net2026-03-17 → 2026-03-24 · 2 obs

● 2026-03-17 04:45:58
● 2026-03-24 03:28:08

●NSns9.customer.level3.net2026-03-17 → 2026-03-24 · 2 obs

● 2026-03-17 04:45:58
● 2026-03-24 03:28:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...	-
acceleronpharma.us	cbru.br.ns.els-gms.att.net, ns9.customer.level3.net, ns6.customer.level3.net, cmtu.mt.ns.els-gms.att.net	-

✅ Authoritative Response

Server:209.244.4.148

NS records: cbru.br.ns.els-gms.att.net, ns9.customer.level3.net, ns6.customer.level3.net, cmtu.mt.ns.els-gms.att.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for acceleronpharma.us (unsigned zone)

⏱️ Timing

Total: 787ms | Queries: -

📄 Records

Type	Count	Sample Data

Analysis

Name Servers

acceleronpharma.us is delegated to four name servers: ns6.customer.level3.net, ns9.customer.level3.net, cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.

acceleronpharma.us at least partially shares name servers with other domains, for instance dtex.com, cu-dashboard.com, rxdamer.com, 200.168.12.in-addr.arpa and 170.165.64.in-addr.arpa.

These name servers are commonly used alongside dbru.br.ns.els-gms.att.net, dmtu.mt.ns.els-gms.att.net, ns19.customer.level3.net, ns24.customer.level3.net, dnsmgr3.level3.net, ns-east.cerf.net, ns-west.cerf.net, ns1.edgecastdns.net, ns2.edgecastdns.net and ns3.edgecastdns.net.

Host names with two IP numbers:

cbru.br.ns.els-gms.att.net points to: 2001:1890:1ff:9f0:68:94:156:132 and 68.94.156.132.

cmtu.mt.ns.els-gms.att.net points to: 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132.

Host names with one IP number:

ns6.customer.level3.net points to: 209.244.4.85.

ns9.customer.level3.net points to: 209.244.4.148.

acceleronpharma.us - robtex.com