codeblock.co.tz - dns.ninja
codeblock.co.tz
co.tz
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.tznic.or.tz ⭐ ⚠️ Not in parent delegation | ||||||
| NS | fork.sth.dnsnode.net ⚠️ Not in parent delegation | ||||||
| NS | ns.anycast.co.tz ⚠️ Not in parent delegation | ||||||
| NS | rip.psg.com ⚠️ Not in parent delegation | ||||||
| NS | tz-e.ns.nic.cz ⚠️ Not in parent delegation | ||||||
| SOA | ns2.tznic.or.tzrajisi@tcra.go.tz serial=1785652264 | ||||||
Subdomains
Same first word
Similar names
DNS History
9 records (8 active, 1 former)
●NSns-1041.awsdns-02.org2020-04-11 → 2026-08-02 · 2 obs
● 2026-08-02 07:01:36
●NSns-105.awsdns-13.com2020-04-11 → 2026-08-02 · 2 obs
● 2026-08-02 07:01:36
●NSns-1701.awsdns-20.co.uk2020-04-11 → 2026-08-02 · 2 obs
● 2026-08-02 07:01:36
●NSns-602.awsdns-11.net2020-04-11 → 2026-08-02 · 2 obs
● 2026-08-02 07:01:36
●A13.244.155.1032026-06-17 → 2026-08-02 · 3 obs
● 2026-06-17 15:43:56
● 2026-08-02 07:01:36
○A99.80.203.242020-04-11 → 2026-04-23 · 4 obs
● 2026-04-23 23:26:26
○ 2026-06-17 15:43:56
○ 2026-08-02 07:01:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| tz | ns2.tznic.or.tz, fork.sth.dnsnode.net, ns.anycast.co.tz, tz-e.ns.nic.cz... | 10 records |
| codeblock.co.tz | ns-602.awsdns-11.net, ns-105.awsdns-13.com, ns-1701.awsdns-20.co.uk, ns-1041.awsdns-02.org | - |
✅ Authoritative Response
Server:205.251.198.165
NS records: ns-602.awsdns-11.net, ns-105.awsdns-13.com, ns-1701.awsdns-20.co.uk, ns-1041.awsdns-02.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codeblock.co.tz (unsigned zone)
⏱️ Timing
Total: 962ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 13.244.155.103 |
| NS | 4 | ns-1041.awsdns-02.org, ns-105.awsdns-13.com... |
| MX | 3 | mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)... |
| TXT | 3 | MS=18D5A6E2D52A19BD4B3E2756C3295D7BC31A8, v=spf1 ip4:99.80.203.24 include:zoho.com... |
| SOA | 1 | ns-1701.awsdns-20.co.uk awsdns-hostmaste |
📌 Glue Records Collected
Total: 10
In-bailiwick: 4 (ns2.tznic.or.tz, ns2.tznic.or.tz, ns.anycast.co.tz...)
Out-of-bailiwick: 6 (fork.sth.dnsnode.net, fork.sth.dnsnode.net, tz-e.ns.nic.cz...)
Analysis
Hierarchy
codeblock.co.tz is a parent domain, with ns1.codeblock.co.tz, ns2.codeblock.co.tz and hosting.codeblock.co.tz beneath it.
IP Addresses
codeblock.co.tz resolves to just one IP address, 13.244.155.103.
Host names like ec2-13-244-155-103.af-south-1.compute.amazonaws.com are further examples that share IP numbers with codeblock.co.tz.
Name Servers
The NS records for codeblock.co.tz point to four name servers: ns-105.awsdns-13.com, ns-602.awsdns-11.net, ns-1041.awsdns-02.org and ns-1701.awsdns-20.co.uk.
codeblock.co.tz has at least partial name server overlap with other domains, such as centrifloat.com, workplaceextras.co.uk, cnh-fleet.net and two others.
ns-396.awsdns-49.com, ns-701.awsdns-23.net and ns-1583.awsdns-05.co.uk — plus 4 other name servers — are commonly paired with these name servers.
ns-105.awsdns-13.com, ns-602.awsdns-11.net, ns-1041.awsdns-02.org and ns-1701.awsdns-20.co.uk all point to exactly two IP numbers each: ns-105.awsdns-13.com → 205.251.192.105 and 2600:9000:5300:6900::1; ns-602.awsdns-11.net → 205.251.194.90 and 2600:9000:5302:5a00::1; ns-1041.awsdns-02.org → 205.251.196.17 and 2600:9000:5304:1100::1; ns-1701.awsdns-20.co.uk → 205.251.198.165 and 2600:9000:5306:a500::1.
Mail Servers
codeblock.co.tz has three mail servers: mx2.zoho.com, mx3.zoho.com and mx.zoho.com.
There is at least a partial MX overlap between codeblock.co.tz and other domains, including ogavenue.com.ng, ryanchisimcharity.org, percebemusic.com and two others.
Each of mx2.zoho.com, mx3.zoho.com and mx.zoho.com resolves to one IP address: mx2.zoho.com to 136.143.183.44, and both mx3.zoho.com and mx.zoho.com to 204.141.43.44.
mx3.zoho.com along with mx.zoho.com each resolve to 204.141.43.44 IP addresses.