`javascriptcookbook.com`

DNSSEC	⚠️ Not signed
A	18.208.88.157^{🇺🇸 Amazon18.208.0.0/13 EC2 IAD prefix}
		PTR	`ec2-18-208-88-157.compute-1.amazonaws.com`
A	98.84.224.111^{🇺🇸 Amazon98.80.0.0/13 EC2 IAD Prefix}
NS	`dns1.p05.nsone.net` ⭐
		A	2620:4d:4000:6259:7:5:0:1^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns1.p05.nsone.net`
		A	198.51.44.5^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns1.p05.nsone.net`
NS	`dns2.p05.nsone.net`
		A	2a00:edc0:6259:7:5::2^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns2.p05.nsone.net`
		A	198.51.45.5^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns2.p05.nsone.net`
NS	`dns3.p05.nsone.net`
		A	2620:4d:4000:6259:7:5:0:3^{🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48}
			PTR	`dns3.p05.nsone.net`
		A	198.51.44.69^{🇺🇸 NSONE198.51.44.0/24 198.51.44.0}
			PTR	`dns3.p05.nsone.net`
NS	`dns4.p05.nsone.net`
		A	2a00:edc0:6259:7:5::4^{🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2}
			PTR	`dns4.p05.nsone.net`
		A	198.51.45.69^{🇺🇸 NSONE198.51.45.0/24 198.51.45.0}
			PTR	`dns4.p05.nsone.net`
SOA	`dns1.p05.nsone.net`hostmaster@nsone.net serial=1664934094

`com`

	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=1781020026

WOT: SAFE (80/100)

DNS History

12 records (6 active, 6 former)

●NSdns1.p05.nsone.net2020-01-17 → 2026-06-09 · 3 obs

○ 2017-02-13 23:45:04
● 2020-01-17 01:36:26
● 2026-06-09 16:03:34

●NSdns2.p05.nsone.net2020-01-17 → 2026-06-09 · 3 obs

○ 2017-02-13 23:45:04
● 2020-01-17 01:36:26
● 2026-06-09 16:03:34

●NSdns3.p05.nsone.net2020-01-17 → 2026-06-09 · 3 obs

○ 2017-02-13 23:45:04
● 2020-01-17 01:36:26
● 2026-06-09 16:03:34

●NSdns4.p05.nsone.net2020-01-17 → 2026-06-09 · 3 obs

○ 2017-02-13 23:45:04
● 2020-01-17 01:36:26
● 2026-06-09 16:03:34

○NSns75.domaincontrol.com2015-07-01 → 2017-02-13 · 4 obs

● 2015-07-01 06:40:38
● 2017-02-13 23:45:04
○ 2020-01-17 01:36:26
○ 2026-06-09 16:03:34

○NSns76.domaincontrol.com2015-07-01 → 2017-02-13 · 4 obs

● 2015-07-01 06:40:38
● 2017-02-13 23:45:04
○ 2020-01-17 01:36:26
○ 2026-06-09 16:03:34

○MXmailstore1.secureserver.net2015-07-01 → 2017-02-13 · 4 obs

● 2015-07-01 06:40:38
● 2017-02-13 23:45:04
○ 2020-01-17 01:36:26
○ 2026-06-09 16:03:34

○MXsmtp.secureserver.net2015-07-01 → 2017-02-13 · 4 obs

● 2015-07-01 06:40:38
● 2017-02-13 23:45:04
○ 2020-01-17 01:36:26
○ 2026-06-09 16:03:34

○A157.230.103.1362020-01-17 → 2020-01-17 · 3 obs

○ 2017-02-13 23:45:04
● 2020-01-17 01:36:26
○ 2026-06-09 16:03:34

●A18.208.88.1572026-06-09 → 2026-06-09 · 2 obs

○ 2020-01-17 01:36:26
● 2026-06-09 16:03:34

○A192.241.214.1482015-07-01 → 2017-02-13 · 4 obs

● 2015-07-01 06:40:38
● 2017-02-13 23:45:04
○ 2020-01-17 01:36:26
○ 2026-06-09 16:03:34

●A98.84.224.1112026-06-09 → 2026-06-09 · 2 obs

○ 2020-01-17 01:36:26
● 2026-06-09 16:03:34

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
javascriptcookbook.com	dns1.p05.nsone.net, dns2.p05.nsone.net, dns3.p05.nsone.net, dns4.p05.nsone.net	-

✅ Authoritative Response

Server:198.51.45.5

NS records: dns1.p05.nsone.net, dns2.p05.nsone.net, dns3.p05.nsone.net, dns4.p05.nsone.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for javascriptcookbook.com (unsigned zone)

⏱️ Timing

Total: 4250ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`18.208.88.157, 98.84.224.111`
NS	4	`dns1.p05.nsone.net, dns2.p05.nsone.net...`
SOA	1	`dns1.p05.nsone.net hostmaster.nsone.net`

Analysis

IP Addresses

javascriptcookbook.com points to two IP numbers: 18.208.88.157 and 98.84.224.111.

Name Servers

javascriptcookbook.com carries NS records pointing to 4 name servers: dns1.p05.nsone.net, dns2.p05.nsone.net, dns3.p05.nsone.net and dns4.p05.nsone.net.

Four hostnames, each resolving to a pair of IP addresses: dns1.p05.nsone.net directs to 198.51.44.5 and 2620:4d:4000:6259:7:5:0:1; dns2.p05.nsone.net directs to 198.51.45.5 and 2a00:edc0:6259:7:5::2; dns3.p05.nsone.net directs to 198.51.44.69 and 2620:4d:4000:6259:7:5:0:3; dns4.p05.nsone.net directs to 198.51.45.69 and 2a00:edc0:6259:7:5::4.

javascriptcookbook.com - robtex.com