smartdev.co - dns.ninja
smartdev.co
| DNSSEC | ⚠️ Not signed | ||||||
| A | 157.245.146.96🇸🇬 DIGITALOCEAN157.245.144.0/20 DigitalOcean | ||||||
| NS | ns1.digitalocean.com ⭐ | ||||||
| A | 2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| A | 172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns1.digitalocean.com | ||||||
| NS | ns2.digitalocean.com | ||||||
| A | 2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| A | 172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns2.digitalocean.com | ||||||
| NS | ns3.digitalocean.com | ||||||
| A | 2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| A | 172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ns3.digitalocean.com | ||||||
| TXT | google-site-verification=t1mVKfz4QKy9ZMU5mhD_n0OOW2LVWkQCKtuMmHwnNyA | ||||||
| SOA | ns1.digitalocean.comhostmaster@smartdev.co serial=0 | ||||||
co
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns0.centralnic.net ⭐ | ||||||
| NS | a.registrydns.co | ||||||
| NS | b.registrydns.co | ||||||
| NS | c.registrydns.co | ||||||
| NS | d.registrydns.co | ||||||
| SOA | ns0.centralnic.nethostmaster@centralnic.net serial=1759682907 | ||||||
Same first word
Similar names
DNS History
17 records (4 active, 13 former)
●NSns1.digitalocean.com2026-02-23 → 2026-06-15 · 3 obs
● 2026-02-23 02:00:48
● 2026-06-15 16:20:28
○NSns1.hover.com2016-12-03 → 2016-12-03 · 4 obs
● 2016-12-03 17:42:20
○ 2026-02-23 02:00:48
○ 2026-06-15 16:20:28
●NSns2.digitalocean.com2026-02-23 → 2026-06-15 · 3 obs
● 2026-02-23 02:00:48
● 2026-06-15 16:20:28
○NSns2.hover.com2016-12-03 → 2016-12-03 · 4 obs
● 2016-12-03 17:42:20
○ 2026-02-23 02:00:48
○ 2026-06-15 16:20:28
●NSns3.digitalocean.com2026-02-23 → 2026-06-15 · 3 obs
● 2026-02-23 02:00:48
● 2026-06-15 16:20:28
○NSns51.1and1.com2015-07-04 → 2016-01-25 · 4 obs
● 2016-01-25 13:53:58
○ 2016-04-21 12:30:54
○ 2026-06-15 16:20:28
○NSns52.1and1.com2015-07-04 → 2016-01-25 · 4 obs
● 2016-01-25 13:53:58
○ 2016-04-21 12:30:54
○ 2026-06-15 16:20:28
○MXmx.hover.com.cust.hostedemail.com2016-12-03 → 2016-12-03 · 4 obs
● 2016-12-03 17:42:20
○ 2026-02-23 02:00:48
○ 2026-06-15 16:20:28
○MXmx00.1and1.com2015-07-04 → 2016-01-25 · 4 obs
● 2016-01-25 13:53:58
○ 2016-04-21 12:30:54
○ 2026-06-15 16:20:28
○MXmx01.1and1.com2015-07-04 → 2016-01-25 · 4 obs
● 2016-01-25 13:53:58
○ 2016-04-21 12:30:54
○ 2026-06-15 16:20:28
●A157.245.146.962026-02-23 → 2026-06-15 · 3 obs
● 2026-02-23 02:00:48
● 2026-06-15 16:20:28
○A192.241.241.1332016-12-03 → 2016-12-03 · 4 obs
● 2016-12-03 17:42:20
○ 2026-02-23 02:00:48
○ 2026-06-15 16:20:28
○A52.20.13.202016-04-21 → 2016-04-21 · 4 obs
● 2016-04-21 12:30:54
○ 2016-12-03 17:42:20
○ 2026-06-15 16:20:28
○A52.201.52.182016-04-21 → 2016-04-21 · 4 obs
● 2016-04-21 12:30:54
○ 2016-12-03 17:42:20
○ 2026-06-15 16:20:28
○A74.208.239.1872015-07-04 → 2016-01-25 · 4 obs
● 2016-01-25 13:53:58
○ 2016-04-21 12:30:54
○ 2026-06-15 16:20:28
○CNAMEpr-co-suspensions.go.co2016-04-21 → 2016-04-21 · 3 obs
○ 2016-12-03 17:42:20
○ 2026-06-15 16:20:28
○CNAMEreg-pr-web-suspensionpages-go-co-1680484254.us-east-1.elb.amazonaws.com2016-04-21 → 2016-04-21 · 3 obs
○ 2016-12-03 17:42:20
○ 2026-06-15 16:20:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| co | a.registrydns.co, b.registrydns.co, c.registrydns.co, d.registrydns.co | - |
| smartdev.co | ns3.digitalocean.com, ns1.digitalocean.com, ns2.digitalocean.com | - |
✅ Authoritative Response
Server:172.64.52.210
NS records: ns3.digitalocean.com, ns1.digitalocean.com, ns2.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for smartdev.co (unsigned zone)
⏱️ Timing
Total: 270ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 157.245.146.96 |
| NS | 3 | ns3.digitalocean.com, ns1.digitalocean.com... |
| TXT | 1 | google-site-verification=t1mVKfz4QKy9ZMU |
| SOA | 1 | ns1.digitalocean.com hostmaster.smartdev |
Analysis
IP Addresses
smartdev.co has exactly one IP address — 157.245.146.96.
Name Servers
The authoritative name servers for smartdev.co are ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com — three in total.
smartdev.co shares at least some of its name servers with other domains, including mamto.online, babelbeez.com, calvinseng.com and two others.
ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com all resolve to exactly two IP numbers apiece: ns1.digitalocean.com → 172.64.52.210 and 2606:4700:52::ac40:34d2; ns2.digitalocean.com → 172.64.53.21 and 2606:4700:5a::ac40:3515; ns3.digitalocean.com → 172.64.49.209 and 2606:4700:52::ac40:31d1.