school440.ru - robtex.com
school440.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 91.204.56.85🇷🇺 YUNTA-AS91.204.56.0/23 Yunta Ltd. | ||||||
| NS | ns1.spaceweb.ru ⭐ | ||||||
| A | 2a02:408:7722:50:77:222:50:244🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb) | ||||||
| A | 77.222.50.244🇷🇺 SWEB-AS77.222.50.0/23 Spaceweb Colocation | ||||||
| PTR | ns1.spaceweb.ru | ||||||
| NS | ns2.spaceweb.ru | ||||||
| A | 2a01:d8:9:1::68🇷🇺 RU-CENTER-AS2a01:d8::/32 Ru-Center IPv6 route | ||||||
| PTR | ns2.spaceweb.ru | ||||||
| A | 89.111.160.68🇷🇺 RU-CENTER-AS89.111.160.0/24 RU-CENTER route | ||||||
| PTR | ns2.spaceweb.ru | ||||||
| NS | ns3.spaceweb.pro ⚠️ Not in parent delegation | ||||||
| A | 2a02:408:7722:51:77:222:51:244🇷🇺 SWEB-AS2a02:408:7722::/48 SpaceWeb IPv6 (Spb) | ||||||
| A | 77.222.51.244🇷🇺 SWEB-AS77.222.50.0/23 Spaceweb Colocation | ||||||
| PTR | ns3.spaceweb.pro | ||||||
| NS | ns4.spaceweb.pro ⚠️ Not in parent delegation | ||||||
| A | 2a01:d8:9:2::100🇷🇺 RU-CENTER-AS2a01:d8::/32 Ru-Center IPv6 route | ||||||
| PTR | ns4.spaceweb.pro | ||||||
| A | 89.111.167.100🇷🇺 RU-CENTER-AS89.111.160.0/20 RU-CENTER route | ||||||
| PTR | ns4.spaceweb.pro | ||||||
| MX | mail.school440.ru ⭐ | ||||||
| A | 91.204.56.85🇷🇺 YUNTA-AS91.204.56.0/23 Yunta Ltd. | ||||||
| SOA | ns1.spaceweb.rudns1@sweb.ru 2016-12-29 #61 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4068267 | ||||||
Subdomains
mail.school440.ru |
Same first word
school440.ru |
Similar names
DNS History
13 records (6 active, 7 former)
○NSdns.ru-tld.ru2016-02-01 → 2016-11-08 · 4 obs
● 2016-11-08 06:06:10
○ 2017-07-02 22:53:08
○ 2026-03-25 07:38:40
○NSdns1.ru-tld.ru2016-02-01 → 2016-11-08 · 4 obs
● 2016-11-08 06:06:10
○ 2026-03-04 23:44:20
○ 2026-03-25 07:38:40
○NSdns2.ru-tld.ru2016-02-01 → 2016-11-08 · 4 obs
● 2016-11-08 06:06:10
○ 2026-03-04 23:44:20
○ 2026-03-25 07:38:40
●NSns1.spaceweb.ru2017-07-02 → 2026-03-25 · 3 obs
● 2017-07-02 22:53:08
● 2026-03-25 07:38:40
●NSns2.spaceweb.ru2026-03-04 → 2026-03-25 · 3 obs
● 2026-03-04 23:44:20
● 2026-03-25 07:38:40
●NSns3.spaceweb.pro2026-03-04 → 2026-03-25 · 3 obs
● 2026-03-04 23:44:20
● 2026-03-25 07:38:40
●NSns4.spaceweb.pro2026-03-04 → 2026-03-25 · 3 obs
● 2026-03-04 23:44:20
● 2026-03-25 07:38:40
●MXmail.school440.ru2026-03-04 → 2026-03-25 · 3 obs
● 2026-03-04 23:44:20
● 2026-03-25 07:38:40
○MXmx.yandex.ru2017-07-02 → 2017-07-02 · 3 obs
○ 2026-03-04 23:44:20
○ 2026-03-25 07:38:40
○A176.31.179.1912016-02-01 → 2016-11-08 · 4 obs
● 2016-11-08 06:06:10
○ 2026-03-04 23:44:20
○ 2026-03-25 07:38:40
○A37.187.83.722016-02-01 → 2016-11-08 · 4 obs
● 2016-11-08 06:06:10
○ 2026-03-04 23:44:20
○ 2026-03-25 07:38:40
○A82.146.40.2152017-07-02 → 2017-07-02 · 4 obs
● 2017-07-02 22:53:08
○ 2026-03-04 23:44:20
○ 2026-03-25 07:38:40
●A91.204.56.852026-03-04 → 2026-03-25 · 3 obs
● 2026-03-04 23:44:20
● 2026-03-25 07:38:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| school440.ru | ns2.spaceweb.ru, ns1.spaceweb.ru | 2 records |
✅ Authoritative Response
Server:89.111.160.68
NS records: ns2.spaceweb.ru, ns1.spaceweb.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for school440.ru (unsigned zone)
⏱️ Timing
Total: 3637ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.204.56.85 |
| NS | 4 | ns4.spaceweb.pro, ns1.spaceweb.ru... |
| MX | 1 | mail.school440.ru (pri: 10) |
| SOA | 1 | ns1.spaceweb.ru dns1.sweb.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.spaceweb.ru, ns1.spaceweb.ru)
Analysis
Hierarchy
school440.ru is a parent of mail.school440.ru.
IP Addresses
school440.ru points to a single IP number: 91.204.56.85.
Other host names such as xn--440-5cd3cgu2f.xn--p1ai and mail.school440.ru share IP numbers with school440.ru.
Name Servers
school440.ru is delegated to four name servers: ns3.spaceweb.pro, ns4.spaceweb.pro, ns1.spaceweb.ru and ns2.spaceweb.ru.
school440.ru at least partially shares name servers with other domains, for instance rusgobelen.ru, syzran.info, om-journal.com, chuksin.ru and rtdm.ru.
Host names with two IP numbers:
ns3.spaceweb.pro points to: 2a02:408:7722:51:77:222:51:244 and 77.222.51.244.
ns4.spaceweb.pro points to: 2a01:d8:9:2::100 and 89.111.167.100.
ns1.spaceweb.ru points to: 2a02:408:7722:50:77:222:50:244 and 77.222.50.244.
ns2.spaceweb.ru points to: 2a01:d8:9:1::68 and 89.111.160.68.
Mail Servers
school440.ru is handled by a single mail server, mail.school440.ru.
mail.school440.ru points to a single IP: 91.204.56.85.