techdoc.su - robtex.com
techdoc.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 176.57.66.104DDOS-GUARD176.57.66.0/24 | ||||||
| NS | ns1.timeweb.ru ⭐ | ||||||
| A | 2a03:6f04:dead:bee::1🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 85.193.93.93🇵🇱 TimeWeb-AS85.193.93.0/24 | ||||||
| PTR | ns1.timeweb.ru | ||||||
| NS | ns2.timeweb.ru | ||||||
| A | 2a03:6f04:dead:bee::2🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 85.193.93.85🇵🇱 TimeWeb-AS85.193.93.0/24 | ||||||
| PTR | ns2.timeweb.ru | ||||||
| NS | ns3.timeweb.org | ||||||
| A | 2a03:6f07:4::2🇷🇺 TimeWeb-AS2a03:6f00::/29 | ||||||
| A | 217.78.234.130🇷🇺 TimeWeb-AS217.78.234.0/24 | ||||||
| NS | ns4.timeweb.org | ||||||
| A | 2a00:65e0:6:5:232a::2🇷🇺 RETNRU-SPB-AS2a00:65e0::/32 CJSC "RetnNet" | ||||||
| A | 139.45.249.139🇷🇺 RETNRU-SPB-AS139.45.248.0/21 RETN-SPB | ||||||
| PTR | gw-139.45.249.139-rt1.km.spb.retn.ru | ||||||
| MX | mail.techdoc.su ⭐ | ||||||
| TXT | v=spf1 mx ip4:176.57.223.0/24 ip4:92.53.116.0/22 ip4:92.53.96.0/22 ip4:92.53.... | ||||||
| SOA | ns1.timeweb.rudns@timeweb.ru serial=15 | ||||||
su
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=650211044 | ||||||
Subdomains
mail.techdoc.su |
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSns1.timeweb.ru2026-09-30 → 2026-10-22 · 2 obs
● 2026-10-22 20:05:36
●NSns2.timeweb.ru2026-09-30 → 2026-10-22 · 2 obs
● 2026-10-22 20:05:36
●NSns3.timeweb.org2026-09-30 → 2026-10-22 · 2 obs
● 2026-10-22 20:05:36
●NSns4.timeweb.org2026-09-30 → 2026-10-22 · 2 obs
● 2026-10-22 20:05:36
●MXmail.techdoc.su2026-09-30 → 2026-10-22 · 2 obs
● 2026-10-22 20:05:36
●A176.57.66.1042026-09-30 → 2026-10-22 · 2 obs
● 2026-10-22 20:05:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | b.dns.ripn.net, e.dns.ripn.net, c.tld-servers.ru, a.dns.ripn.net... | 12 records |
| techdoc.su | ns1.timeweb.ru, ns2.timeweb.ru, ns3.timeweb.org, ns4.timeweb.org | - |
✅ Authoritative Response
Server:85.193.93.93
NS records: ns1.timeweb.ru, ns2.timeweb.ru, ns3.timeweb.org, ns4.timeweb.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 1988ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 176.57.66.104 |
| NS | 4 | ns2.timeweb.ru, ns1.timeweb.ru... |
| MX | 1 | mail.techdoc.su (pri: 10) |
| TXT | 1 | v=spf1 mx ip4:176.57.223.0/24 ip4:92.53. |
| SOA | 1 | ns1.timeweb.ru dns.timeweb.ru |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (b.dns.ripn.net, b.dns.ripn.net, e.dns.ripn.net...)
Analysis
Hierarchy
techdoc.su is the parent zone for mail.techdoc.su.
IP Addresses
techdoc.su resolves to just one IP address, 176.57.66.104.
Name Servers
The NS records for techdoc.su point to four name servers: ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru.
ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru each carry two IP addresses. ns3.timeweb.org has 217.78.234.130 and 2a03:6f07:4::2; ns4.timeweb.org has 139.45.249.139 and 2a00:65e0:6:5:232a::2; ns1.timeweb.ru has 85.193.93.93 and 2a03:6f04:dead:bee::1; ns2.timeweb.ru has 85.193.93.85 and 2a03:6f04:dead:bee::2.