`riisss.com`

DNSSEC	⚠️ Not signed
A	164.138.210.28^{🇪🇸 CYBERNETICOS164.138.208.0/22 abuse@cyberneticos.com cyberneticos bgp c1}
		PTR	`comp2plus.cyberneticos.com`
NS	`dns13.cyberneticos.com` ⭐ ⚠️ Not in parent delegation
		A	164.138.210.28^{🇪🇸 CYBERNETICOS164.138.208.0/22 abuse@cyberneticos.com cyberneticos bgp c1}
			PTR	`comp2plus.cyberneticos.com`
NS	`dns14.cyberneticos.com` ⚠️ Not in parent delegation
		A	85.17.14.30^{🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB}
			PTR	`nameserver1.cyberneticos.com`
NS	`dns20.cyberneticos.com` ⚠️ Not in zone NS records
		A	164.138.210.36^{🇪🇸 CYBERNETICOS164.138.208.0/22 abuse@cyberneticos.com cyberneticos bgp c1}
			PTR	`comp3plus.cyberneticos.com`
NS	`dns21.cyberneticos.com` ⚠️ Not in zone NS records
		A	85.17.14.30^{🇳🇱 LEASEWEB-NL-AMS-0185.17.0.0/16 LEASEWEB}
			PTR	`nameserver1.cyberneticos.com`
MX	`mail.riisss.com` ⭐
		A	164.138.210.28^{🇪🇸 CYBERNETICOS164.138.208.0/22 abuse@cyberneticos.com cyberneticos bgp c1}
			PTR	`comp2plus.cyberneticos.com`
TXT	`v=spf1 a mx ip4:164.138.209.121 -all`
SOA	`dns13.cyberneticos.com`hostmaster@riisss.com 2026-01-03 #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=1774409337

Subdomains

mail.riisss.com

Same first word

riisss.com

Similar names

sirsis.com

srisis.com

DNS History

7 records (6 active, 1 former)

●NSdns13.cyberneticos.com2015-07-20 → 2026-03-25 · 2 obs

● 2015-07-20 07:56:02
● 2026-03-25 03:33:58

●NSdns14.cyberneticos.com2015-07-20 → 2026-03-25 · 2 obs

● 2015-07-20 07:56:02
● 2026-03-25 03:33:58

●NSdns20.cyberneticos.com2026-02-15 → 2026-03-25 · 3 obs

○ 2015-07-20 07:56:02
● 2026-02-15 22:23:24
● 2026-03-25 03:33:58

●NSdns21.cyberneticos.com2026-02-15 → 2026-03-25 · 3 obs

○ 2015-07-20 07:56:02
● 2026-02-15 22:23:24
● 2026-03-25 03:33:58

●MXmail.riisss.com2015-07-20 → 2026-03-25 · 2 obs

● 2015-07-20 07:56:02
● 2026-03-25 03:33:58

○A164.138.208.812015-07-20 → 2020-01-29 · 4 obs

● 2015-07-20 07:56:02
● 2020-01-29 06:51:52
○ 2026-02-15 22:23:24
○ 2026-03-25 03:33:58

●A164.138.210.282026-02-15 → 2026-03-25 · 3 obs

○ 2020-01-29 06:51:52
● 2026-02-15 22:23:24
● 2026-03-25 03:33:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, i.gtld-servers.net, f.gtld-servers.net, m.gtld-servers.net...	-
riisss.com	dns20.cyberneticos.com, dns21.cyberneticos.com	2 records

✅ Authoritative Response

Server:164.138.210.36

NS records: dns20.cyberneticos.com, dns21.cyberneticos.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for riisss.com (unsigned zone)

⏱️ Timing

Total: 452ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`164.138.210.28`
NS	2	`dns13.cyberneticos.com, dns14.cyberneticos.com`
MX	1	`mail.riisss.com (pri: 10)`
TXT	1	`v=spf1 a mx ip4:164.138.209.121 -all`
SOA	1	`dns13.cyberneticos.com hostmaster.riisss`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns20.cyberneticos.com, dns21.cyberneticos.com)

Analysis

Hierarchy

riisss.com is parent of mail.riisss.com.

IP Addresses

riisss.com points to a single IP: 164.138.210.28.

Other host names, for instance tklar.net, mail.abellamiel.com, tarotjodorowsky.com, mail.galifornia.org and mail.exdani.com share IP numbers with riisss.com.

Name Servers

riisss.com is delegated to four name servers: dns13.cyberneticos.com, dns14.cyberneticos.com, dns20.cyberneticos.com and dns21.cyberneticos.com.

riisss.com at least partially shares its name servers with other domains, for instance pescalicante.com, c3dm.net, aragonmudejar.com, pamplona.com.es and berlin.es.