`robertocostama.com`

DNSSEC	⚠️ Not signed
A	3.33.130.190^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`a2aa9ff50de748dbe.awsglobalaccelerator.com`
A	15.197.148.33^{🇺🇸 Amazon15.197.144.0/20}
NS	`ns21.domaincontrol.com` ⭐
		A	2603:5:2141::b^{🇺🇸 GODADDY-DNS2603:5:2140::/44}
			PTR	`ns21.domaincontrol.com`
		A	97.74.100.11^{🇺🇸 GODADDY-DNS97.74.100.0/23}
			PTR	`ns21.domaincontrol.com`
NS	`ns22.domaincontrol.com`
		A	2603:5:2241::b^{🇺🇸 GODADDY-DNS2603:5:2240::/44}
			PTR	`ns22.domaincontrol.com`
		A	173.201.68.11^{🇺🇸 GODADDY-DNS173.201.68.0/23}
			PTR	`ns22.domaincontrol.com`
SOA	`ns21.domaincontrol.com`dns@jomax.net 2025-07-28 #0

`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=1777358941

Same first word

robertocostama.com

DNS History

12 records (4 active, 8 former)

○NSns1.locaweb.com.br2015-06-03 → 2017-04-11 · 4 obs

● 2015-06-03 13:09:52
● 2017-04-11 02:14:12
○ 2026-02-17 22:55:08
○ 2026-04-28 07:12:04

○NSns2.locaweb.com.br2015-06-03 → 2017-04-11 · 4 obs

● 2015-06-03 13:09:52
● 2017-04-11 02:14:12
○ 2026-02-17 22:55:08
○ 2026-04-28 07:12:04

●NSns21.domaincontrol.com2026-02-17 → 2026-04-28 · 3 obs

○ 2017-04-11 02:14:12
● 2026-02-17 22:55:08
● 2026-04-28 07:12:04

●NSns22.domaincontrol.com2026-02-17 → 2026-04-28 · 3 obs

○ 2017-04-11 02:14:12
● 2026-02-17 22:55:08
● 2026-04-28 07:12:04

○NSns3.locaweb.com.br2015-06-03 → 2017-04-11 · 4 obs

● 2015-06-03 13:09:52
● 2017-04-11 02:14:12
○ 2026-02-17 22:55:08
○ 2026-04-28 07:12:04

○MXmx.a.locaweb.com.br2015-06-03 → 2017-04-11 · 4 obs

● 2015-06-03 13:09:52
● 2017-04-11 02:14:12
○ 2026-02-17 22:55:08
○ 2026-04-28 07:12:04

○MXmx.b.locaweb.com.br2015-06-03 → 2017-04-11 · 4 obs

● 2015-06-03 13:09:52
● 2017-04-11 02:14:12
○ 2026-02-17 22:55:08
○ 2026-04-28 07:12:04

○MXmx.core.locaweb.com.br2015-06-03 → 2017-04-11 · 4 obs

● 2015-06-03 13:09:52
● 2017-04-11 02:14:12
○ 2026-02-17 22:55:08
○ 2026-04-28 07:12:04

○MXmx.jk.locaweb.com.br2015-06-03 → 2017-04-11 · 4 obs

● 2015-06-03 13:09:52
● 2017-04-11 02:14:12
○ 2026-02-17 22:55:08
○ 2026-04-28 07:12:04

●A15.197.148.332026-02-17 → 2026-04-28 · 3 obs

○ 2017-04-11 02:14:12
● 2026-02-17 22:55:08
● 2026-04-28 07:12:04

○A187.45.240.412015-06-03 → 2017-04-11 · 4 obs

● 2015-06-03 13:09:52
● 2017-04-11 02:14:12
○ 2026-02-17 22:55:08
○ 2026-04-28 07:12:04

●A3.33.130.1902026-02-17 → 2026-04-28 · 3 obs

○ 2017-04-11 02:14:12
● 2026-02-17 22:55:08
● 2026-04-28 07:12:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
robertocostama.com	ns21.domaincontrol.com, ns22.domaincontrol.com	4 records

✅ Authoritative Response

Server:173.201.68.11

NS records: ns21.domaincontrol.com, ns22.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for robertocostama.com (unsigned zone)

⏱️ Timing

Total: 289ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`3.33.130.190, 15.197.148.33`
NS	2	`ns21.domaincontrol.com, ns22.domaincontrol.com`
SOA	1	`ns21.domaincontrol.com dns.jomax.net`

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns21.domaincontrol.com, ns21.domaincontrol.com, ns22.domaincontrol.com...)

Analysis

IP Addresses

robertocostama.com points to two IP numbers: 3.33.130.190 and 15.197.148.33.

Other host names, for instance playshop.org, whiskyboutique.net, girardcoach.com, mbcp.info and oakridgemiami.com share IP numbers with robertocostama.com.

Name Servers

robertocostama.com is delegated to two name servers: ns21.domaincontrol.com and ns22.domaincontrol.com.

robertocostama.com uses the same name server setup as other domains, for instance debt-recoveries.co.uk, kiuio.com, dennyilett.com, photobooht.com and yearbooktrak.com.

robertocostama.com partially shares name servers with other domains, for instance the-justgroup.com.

Host names with two IP numbers:

The host ns21.domaincontrol.com points to 2603:5:2141::b and 97.74.100.11.

The host ns22.domaincontrol.com points to 2603:5:2241::b and 173.201.68.11.

robertocostama.com - robtex.com