istogram.com - dns.ninja
istogram.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 164.90.224.180🇩🇪 DIGITALOCEAN164.90.224.0/20 DigitalOcean | ||||||
| PTR | host01.istogram.com | ||||||
| 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 | ||||||
| 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 | ||||||
| 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 | ||||||
| MX | istogram.com ⭐ | ||||||
| A | 164.90.224.180🇩🇪 DIGITALOCEAN164.90.224.0/20 DigitalOcean | ||||||
| PTR | host01.istogram.com | ||||||
| TXT | v=spf1 mx -all | ||||||
| TXT | google-site-verification=TYBMcD7_fAD_i_zsm05PLhblQP-fYEMOnX4M3xgQxVA | ||||||
| SOA | ns1.digitalocean.comhostmaster@istogram.com serial=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.netnstld@verisign-grs.com serial=1785319462 | ||||||
MX for
istogram.com |
Subdomains
host01.istogram.com |
host06.istogram.com |
www.istogram.com |
host03.istogram.com |
host04.istogram.com |
host05.istogram.com |
Same first word
istogram.com |
Similar names
DNS History
12 records (5 active, 7 former)
○NSdave.ns.cloudflare.com2016-02-08 → 2016-10-07 · 5 obs
● 2016-02-08 04:06:56
● 2016-10-07 00:39:22
○ 2026-02-19 09:11:06
○ 2026-07-29 10:30:38
●NSns1.digitalocean.com2015-07-04 → 2026-07-29 · 6 obs
● 2015-11-19 09:12:20
○ 2016-02-08 04:06:56
○ 2016-10-07 00:39:22
● 2026-02-19 09:11:06
● 2026-07-29 10:30:38
●NSns2.digitalocean.com2015-07-04 → 2026-07-29 · 6 obs
● 2015-11-19 09:12:20
○ 2016-02-08 04:06:56
○ 2016-10-07 00:39:22
● 2026-02-19 09:11:06
● 2026-07-29 10:30:38
●NSns3.digitalocean.com2015-07-04 → 2026-07-29 · 6 obs
● 2015-11-19 09:12:20
○ 2016-02-08 04:06:56
○ 2016-10-07 00:39:22
● 2026-02-19 09:11:06
● 2026-07-29 10:30:38
○NSval.ns.cloudflare.com2016-02-08 → 2016-10-07 · 5 obs
● 2016-02-08 04:06:56
● 2016-10-07 00:39:22
○ 2026-02-19 09:11:06
○ 2026-07-29 10:30:38
○MXdc-e348ab1d.istogram.com2016-02-08 → 2016-02-08 · 4 obs
● 2016-02-08 04:06:56
○ 2016-04-30 09:02:30
○ 2026-07-29 10:30:38
●MXistogram.com2015-07-04 → 2026-07-29 · 5 obs
● 2015-11-19 09:12:20
○ 2016-02-08 04:06:56
● 2016-04-30 09:02:30
● 2026-07-29 10:30:38
○A104.28.24.522016-02-08 → 2016-02-08 · 4 obs
● 2016-02-08 04:06:56
○ 2016-04-30 09:02:30
○ 2026-07-29 10:30:38
○A104.28.25.522016-02-08 → 2016-02-08 · 4 obs
● 2016-02-08 04:06:56
○ 2016-04-30 09:02:30
○ 2026-07-29 10:30:38
●A164.90.224.1802026-02-19 → 2026-07-29 · 3 obs
● 2026-02-19 09:11:06
● 2026-07-29 10:30:38
○A188.226.232.582015-07-04 → 2015-11-19 · 4 obs
● 2015-11-19 09:12:20
○ 2016-02-08 04:06:56
○ 2026-07-29 10:30:38
○A198.211.118.202016-04-30 → 2016-10-07 · 5 obs
● 2016-04-30 09:02:30
● 2016-10-07 00:39:22
○ 2026-02-19 09:11:06
○ 2026-07-29 10:30:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net... | - |
| istogram.com | ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com | 3 records |
✅ Authoritative Response
Server:172.64.53.21
NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for istogram.com (unsigned zone)
⏱️ Timing
Total: 259ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 164.90.224.180 |
| NS | 3 | ns3.digitalocean.com, ns2.digitalocean.com... |
| MX | 1 | istogram.com (pri: 10) |
| TXT | 2 | google-site-verification=TYBMcD7_fAD_i_z, v=spf1 mx -all |
| SOA | 1 | ns1.digitalocean.com hostmaster.istogram |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com)
Analysis
Hierarchy
host01.istogram.com, host06.istogram.com, www.istogram.com, host03.istogram.com, host04.istogram.com and a few other host names are all children of istogram.com.
Mail Server Role
istogram.com is listed as a mail server for itself.
IP Addresses
istogram.com resolves to one IP address: 164.90.224.180.
host01.istogram.com and iteach.gr are among other host names that share IP numbers with istogram.com.
Name Servers
DNS for istogram.com is handled by three authoritative name servers: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
The name servers of istogram.com overlap at least partially with those of other domains — among them 92.138.174.in-addr.arpa, preparatoriavasconcelos.edu.mx, supreme-electrical.com and two more.
Three hostnames — ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com — each have two IP addresses: ns1.digitalocean.com has 172.64.52.210 and 2606:4700:52::ac40:34d2, ns2.digitalocean.com has 172.64.53.21 and 2606:4700:5a::ac40:3515, and ns3.digitalocean.com has 172.64.49.209 and 2606:4700:52::ac40:31d1.
Mail Servers
Mail for istogram.com is handled by one mail server — istogram.com.
istogram.com has exactly one IP number: 164.90.224.180.