Hostname

ns2121.co

Last fetched Mon, 06 Jul 2026 11:50:28 GMT

ns2121.co resolves to 4 IPv4 addresses operated by AS133618 in US. WHOIS lists iana:472 as the registrar.

Nutrition Label

Resolution chain

ns2121.co resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IP	Prefix	ASN	Operator	Country
103.224.182.9	103.224.182.0/23	AS133618	—	US
103.224.212.9	103.224.212.0/23	AS133618	—	AU
104.21.20.115	104.21.16.0/20	AS13335	CLOUDFLARENET - Cloudflare, Inc.	CA
172.67.192.153	172.67.192.0/20	AS13335	CLOUDFLARENET - Cloudflare, Inc.	CA

WHOIS identity

Registrar: iana:472
Organization: super privacy service ltd c/o dynadot
Contact emails: —

Web-graph footprint

Distinct hostnames that link to or from ns2121.co in the public web crawl.

6 sites link to this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

5 SPF mechanisms authorising senders for ns2121.co.

Mechanism	Target
SPF_A	ns2121.co
SPF_INCLUDE	spf.web-hosting.com
SPF_IP	66.29.132.42
SPF_IP	fdcf:abda:4154::/48
SPF_MX	ns2121.co

Pivot deeper into the graph from ns2121.co.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "ns2121.co"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)
      -[:ROUTES]->(asn:ASN)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, asn.name AS asn, n.name AS operator
LIMIT 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.