blocks.tech - robtex.com
blocks.tech
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.199.109.153🇺🇸 Fastly185.199.109.0/24 GitHub - 185.199.109.0/24 | ||||||
| PTR | cdn-185-199-109-153.github.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 | ||||||
| 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 | ||||||
| MX | mxbiz1.qq.com ⭐ | ||||||
| MX | mxbiz2.qq.com(10) | ||||||
| SOA | ns1.digitalocean.comhostmaster@blocks.tech serial=0 | ||||||
tech
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns01.trs-dns.com ⭐ | ||||||
| NS | ns.trs-dns.com | ||||||
| NS | ns01.trs-dns.net | ||||||
| NS | ns10.trs-dns.info | ||||||
| NS | ns10.trs-dns.org | ||||||
| SOA | ns.trs-dns.comtrs-ops@tucows.com serial=1786994341 | ||||||
Same first word
Similar names
Previous names
Next names
DNS History
6 records (6 active, 0 former)
●NSns1.digitalocean.com2020-03-02 → 2026-08-17 · 2 obs
● 2026-08-17 19:28:32
●NSns2.digitalocean.com2020-03-02 → 2026-08-17 · 2 obs
● 2026-08-17 19:28:32
●NSns3.digitalocean.com2020-03-02 → 2026-08-17 · 2 obs
● 2026-08-17 19:28:32
●A185.199.109.1532020-03-02 → 2026-08-17 · 2 obs
● 2026-08-17 19:28:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tech | ns01.trs-dns.com, ns01.trs-dns.net, ns10.trs-dns.org, ns10.trs-dns.info | - |
| blocks.tech | ns2.digitalocean.com, ns1.digitalocean.com, ns3.digitalocean.com | - |
✅ Authoritative Response
Server:172.64.53.21
NS records: ns2.digitalocean.com, ns1.digitalocean.com, ns3.digitalocean.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for blocks.tech (unsigned zone)
⏱️ Timing
Total: 377ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.199.109.153 |
| NS | 3 | ns3.digitalocean.com, ns1.digitalocean.com... |
| MX | 2 | mxbiz1.qq.com (pri: 5), mxbiz2.qq.com (pri: 10) |
| SOA | 1 | ns1.digitalocean.com hostmaster.blocks.t |
Analysis
IP Addresses
blocks.tech has exactly one IP address — 185.199.109.153.
cecimonstervsdonka.com, www.rufflet.github.io, sandeshan.github.io plus two other host names have IP numbers in common with blocks.tech.
Name Servers
Three name servers are authoritative for blocks.tech: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.
blocks.tech shares at least some of its name servers with other domains, including thecht.nl, timesofcbd.com, tshimangadelor.com and two others.
ns1.digitalocean.com resolves to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com resolves to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com resolves to 172.64.49.209 and 2606:4700:52::ac40:31d1. All three hostnames point to two IP numbers each.
Mail Servers
blocks.tech uses two mail servers, mxbiz1.qq.com and mxbiz2.qq.com.
The mail server setup of blocks.tech matches that of other domains such as cheerin.cn, zwytco.com, vizbranz.com and two others.
There is at least a partial overlap in mail servers between blocks.tech and other domains like sunry.cc, cacedu.cn and zowhlj-tw.asia.