aboutcisco.us - robtex.com
aboutcisco.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 | ||||||
| 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.comhostmaster@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.usadmin@tldns.godaddy serial=1775241032 | ||||||
Same first word
aboutcisco.info |
aboutcisco.biz |
aboutcisco.us |
DNS History
12 records (8 active, 4 former)
○NSa4.nstld.com2015-07-14 → 2017-03-27 · 4 obs
● 2017-03-27 13:57:04
○ 2026-03-31 13:54:20
○ 2026-04-03 18:48:48
○NSf4.nstld.com2015-07-14 → 2017-03-27 · 4 obs
● 2017-03-27 13:57:04
○ 2026-03-31 13:54:20
○ 2026-04-03 18:48:48
○NSg4.nstld.com2015-07-14 → 2017-03-27 · 4 obs
● 2017-03-27 13:57:04
○ 2026-03-31 13:54:20
○ 2026-04-03 18:48:48
○NSl4.nstld.com2015-07-14 → 2017-03-27 · 4 obs
● 2017-03-27 13:57:04
○ 2026-03-31 13:54:20
○ 2026-04-03 18:48:48
●NSns1.markmonitor.com2026-03-31 → 2026-04-03 · 3 obs
● 2026-03-31 13:54:20
● 2026-04-03 18:48:48
●NSns2.markmonitor.com2026-03-31 → 2026-04-03 · 3 obs
● 2026-03-31 13:54:20
● 2026-04-03 18:48:48
●NSns3.markmonitor.com2026-03-31 → 2026-04-03 · 3 obs
● 2026-03-31 13:54:20
● 2026-04-03 18:48:48
●NSns4.markmonitor.com2026-03-31 → 2026-04-03 · 3 obs
● 2026-03-31 13:54:20
● 2026-04-03 18:48:48
●NSns5.markmonitor.com2026-03-31 → 2026-04-03 · 3 obs
● 2026-03-31 13:54:20
● 2026-04-03 18:48:48
●NSns6.markmonitor.com2026-03-31 → 2026-04-03 · 3 obs
● 2026-03-31 13:54:20
● 2026-04-03 18:48:48
●NSns7.markmonitor.com2026-03-31 → 2026-04-03 · 3 obs
● 2026-03-31 13:54:20
● 2026-04-03 18:48:48
●A203.27.227.2202015-07-14 → 2026-04-03 · 2 obs
● 2026-04-03 18:48:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| us | b.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us... | - |
| aboutcisco.us | ns1.markmonitor.com, ns7.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com... | - |
✅ Authoritative Response
Server:149.112.161.2
NS records: ns1.markmonitor.com, ns7.markmonitor.com, ns4.markmonitor.com, ns5.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com, ns6.markmonitor.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for aboutcisco.us (unsigned zone)
⏱️ Timing
Total: 717ms | 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
aboutcisco.us resolves to a single IP address: 203.27.227.220.
Other host names including bbtwealth.org, humana.mobi, flinthillsresourcescorpuschristi.biz, wmsupercenter.com and exls.eu share IP numbers with aboutcisco.us.
Name Servers
aboutcisco.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.
aboutcisco.us at least partially shares name servers with other domains, including billboardmusicawards.com, myinsite.com, mettpmqa.com, renoldhi-teccouplings.com and wwwgoogle.hu.
Host names with two IP numbers:
ns1.markmonitor.com points to: 2620:10a:80a8::1 and 149.112.160.1; ns2.markmonitor.com points to: 2001:67c:10b8::1 and 176.97.158.1; ns3.markmonitor.com points to: 2620:10a:80a9::1 and 149.112.161.1; ns4.markmonitor.com points to: 2001:67c:1bc::1 and 192.174.68.1; ns5.markmonitor.com points to: 2620:10a:80a8::2 and 149.112.160.2; ns6.markmonitor.com points to: 2001:67c:10b8::3 and 176.97.158.3; ns7.markmonitor.com points to: 2620:10a:80a9::2 and 149.112.161.2.