how4.com - dns.ninja

`how4.com`

DNSSEC	⚠️ Not signed
NS	`ns.yooo.org` ⚠️ Not in zone NS records
		A	216.66.47.2^{🇺🇸 HURRICANE216.66.32.0/19 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns.yooo.org`
NS	`ns2.yooo.org` ⚠️ Not in zone NS records
		A	216.66.47.3^{🇺🇸 HURRICANE216.66.32.0/19 Hurricane Electric 55 South Market St San Jose, CA}
			PTR	`ns2.yooo.org`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1785024092

how4.com

4how.com

4who.com

4who.net

2 records (2 active, 0 former)

●NSns.yooo.org2026-07-21 → 2026-07-26 · 2 obs

● 2026-07-21 18:30:04
● 2026-07-26 00:17:16

●NSns2.yooo.org2026-07-21 → 2026-07-26 · 2 obs

● 2026-07-21 18:30:04
● 2026-07-26 00:17:16

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
how4.com	ns.yooo.org, ns2.yooo.org	-

Server:216.66.47.2

NS records: ns.yooo.org, ns2.yooo.org

⚠️ Insecure (no DNSSEC)

No DS record for how4.com (unsigned zone)

Total: 1887ms | Queries: -

Type	Count	Sample Data

how4.com has two authoritative name servers — ns2.yooo.org and ns.yooo.org.

The name server configuration of how4.com is shared with other domains, for instance juststop.com, onehack.com, sororityparty.com and two others.

how4.com shares at least some of its name servers with domains including zdraw.com, explosiveinvestments.com and voo.com

It is common to see these name servers used together with name servers ns2.cyberwarp.net and ns.cyberwarp.net.

ns2.yooo.org directs to 216.66.47.3 and ns.yooo.org directs to 216.66.47.2; each host name points to exactly one IP number.