`ciscoios.us`

DNSSEC	⚠️ Not signed
A	203.27.227.220^{🇦🇺 Amazon203.27.227.0/24 Arq Group Enterprise Pty Ltd Level 10, 505 Little Collins Street}
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com`
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns6.markmonitor.com`
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
NS	`ns7.markmonitor.com`
		A	2620:10a:80a9::2^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.2^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2019-01-18 #1

`us`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.cctld.us` ⭐
	NS	`b.cctld.us`
	NS	`f.cctld.us`
	NS	`k.cctld.us`
	NS	`m.cctld.us`
	NS	`n.cctld.us`
	NS	`w.cctld.us`
	NS	`x.cctld.us`
	NS	`y.cctld.us`
	SOA	`a.cctld.us`admin@tldns.godaddy serial=1778450373

Same first word

ciscoios.asia

ciscoios.biz

ciscoios.us

ciscoios.info

Similar names

cisociso.com

scioscio.com

cosicosi.net

DNS History

12 records (8 active, 4 former)

○NSa4.nstld.com2015-06-30 → 2018-07-15 · 4 obs

● 2015-06-30 20:47:06
● 2018-07-15 21:21:28
○ 2026-05-03 12:29:50
○ 2026-05-10 22:24:24

○NSf4.nstld.com2015-06-30 → 2018-07-15 · 4 obs

● 2015-06-30 20:47:06
● 2018-07-15 21:21:28
○ 2026-05-03 12:29:50
○ 2026-05-10 22:24:24

○NSg4.nstld.com2015-06-30 → 2018-07-15 · 4 obs

● 2015-06-30 20:47:06
● 2018-07-15 21:21:28
○ 2026-05-03 12:29:50
○ 2026-05-10 22:24:24

○NSl4.nstld.com2015-06-30 → 2018-07-15 · 4 obs

● 2015-06-30 20:47:06
● 2018-07-15 21:21:28
○ 2026-05-03 12:29:50
○ 2026-05-10 22:24:24

●NSns1.markmonitor.com2026-05-03 → 2026-05-10 · 3 obs

○ 2018-07-15 21:21:28
● 2026-05-03 12:29:50
● 2026-05-10 22:24:24

●NSns2.markmonitor.com2026-05-03 → 2026-05-10 · 3 obs

○ 2018-07-15 21:21:28
● 2026-05-03 12:29:50
● 2026-05-10 22:24:24

●NSns3.markmonitor.com2026-05-03 → 2026-05-10 · 3 obs

○ 2018-07-15 21:21:28
● 2026-05-03 12:29:50
● 2026-05-10 22:24:24

●NSns4.markmonitor.com2026-05-03 → 2026-05-10 · 3 obs

○ 2018-07-15 21:21:28
● 2026-05-03 12:29:50
● 2026-05-10 22:24:24

●NSns5.markmonitor.com2026-05-03 → 2026-05-10 · 3 obs

○ 2018-07-15 21:21:28
● 2026-05-03 12:29:50
● 2026-05-10 22:24:24

●NSns6.markmonitor.com2026-05-03 → 2026-05-10 · 3 obs

○ 2018-07-15 21:21:28
● 2026-05-03 12:29:50
● 2026-05-10 22:24:24

●NSns7.markmonitor.com2026-05-03 → 2026-05-10 · 3 obs

○ 2018-07-15 21:21:28
● 2026-05-03 12:29:50
● 2026-05-10 22:24:24

●A203.27.227.2202015-06-30 → 2026-05-10 · 2 obs

● 2015-06-30 20:47:06
● 2026-05-10 22:24:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
us	m.cctld.us, k.cctld.us, b.cctld.us, x.cctld.us...	-
ciscoios.us	ns2.markmonitor.com, ns6.markmonitor.com, ns1.markmonitor.com, ns4.markmonitor.com...	-

✅ Authoritative Response

Server:176.97.158.1

NS records: ns2.markmonitor.com, ns6.markmonitor.com, ns1.markmonitor.com, ns4.markmonitor.com, ns3.markmonitor.com, ns5.markmonitor.com, ns7.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ciscoios.us (unsigned zone)

⏱️ Timing

Total: 802ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.27.227.220`
NS	7	`ns1.markmonitor.com, ns2.markmonitor.com...`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

Analysis

IP Addresses

ciscoios.us resolves to one IP number: 203.27.227.220.

Other host names, for instance bbtmoneyaccount.net, www.pokemonbrown.com, bankinginvestmentsandinsurance.org, sentinelcard.com and humana.se.net share IP numbers with ciscoios.us.

Name Servers

ciscoios.us is delegated to seven name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

ciscoios.us at least partially shares name servers with other domains, including thetruemeaningofsmekday.com, github.lu, iqoscare.de, jira.dev and toyrus.nl.