25u.ru - robtex.com
25u.ru
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.ns.selectel.ru ⭐ | ||||||
| A | 2a00:ab00:800::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6 | ||||||
| A | 188.68.203.1🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object | ||||||
| PTR | a.ns.selectel.ru | ||||||
| NS | b.ns.selectel.ru | ||||||
| A | 2a00:ab00:801::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6 | ||||||
| A | 77.223.114.2🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object | ||||||
| PTR | b.ns.selectel.ru | ||||||
| NS | c.ns.selectel.ru | ||||||
| A | 2a00:ab00:802::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6 | ||||||
| A | 188.68.203.3🇷🇺 SELECTEL188.68.203.0/24 Selectel Route Object | ||||||
| PTR | c.ns.selectel.ru | ||||||
| NS | d.ns.selectel.ru | ||||||
| A | 2a00:ab00:803::2:53🇷🇺 SELECTEL2a00:ab00::/32 Selectel IPv6 | ||||||
| A | 77.223.114.4🇷🇺 SELECTEL77.223.114.0/24 Selectel Route Object | ||||||
| PTR | d.ns.selectel.ru | ||||||
| SOA | a.ns.selectel.rusupport@selectel.ru 2026-03-29 #1 | ||||||
ru
| 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=4069743 | ||||||
Same first word
Similar names
5u2.com |
52u.ru |
2u5.cn |
2u5.com |
u25.at |
u52.ru |
5u2.cn |
52u.me |
u52.com |
u25.ru |
u25.de |
52u.net |
u25.com |
52u.top |
u25.net |
5u2.net |
52u.cn |
52u.today |
u52.net |
2u5.net |
u25.jp |
u25.cn |
52u.com |
DNS History
16 records (4 active, 12 former)
●NSa.ns.selectel.ru2026-04-09 → 2026-07-25 · 3 obs
● 2026-04-09 12:05:48
● 2026-07-25 12:31:20
●NSb.ns.selectel.ru2026-04-09 → 2026-07-25 · 3 obs
● 2026-04-09 12:05:48
● 2026-07-25 12:31:20
●NSc.ns.selectel.ru2026-04-09 → 2026-07-25 · 3 obs
● 2026-04-09 12:05:48
● 2026-07-25 12:31:20
●NSd.ns.selectel.ru2026-04-09 → 2026-07-25 · 3 obs
● 2026-04-09 12:05:48
● 2026-07-25 12:31:20
○NSns1.jino.ru2015-10-25 → 2016-04-04 · 4 obs
● 2016-04-04 16:43:12
○ 2016-09-26 13:44:52
○ 2026-07-25 12:31:20
○NSns1.reg.ru2016-09-26 → 2020-12-27 · 5 obs
● 2016-09-26 13:44:52
● 2020-12-27 15:30:40
○ 2026-04-09 12:05:48
○ 2026-07-25 12:31:20
○NSns2.jino.ru2015-10-25 → 2016-04-04 · 4 obs
● 2016-04-04 16:43:12
○ 2016-09-26 13:44:52
○ 2026-07-25 12:31:20
○NSns2.reg.ru2016-09-26 → 2020-12-27 · 5 obs
● 2016-09-26 13:44:52
● 2020-12-27 15:30:40
○ 2026-04-09 12:05:48
○ 2026-07-25 12:31:20
○NSns3.jino.ru2015-10-25 → 2016-04-04 · 4 obs
● 2016-04-04 16:43:12
○ 2016-09-26 13:44:52
○ 2026-07-25 12:31:20
○NSns4.jino.ru2015-10-25 → 2016-04-04 · 4 obs
● 2016-04-04 16:43:12
○ 2016-09-26 13:44:52
○ 2026-07-25 12:31:20
○MXmail.25u.ru2015-10-25 → 2016-04-04 · 4 obs
● 2016-04-04 16:43:12
○ 2016-09-26 13:44:52
○ 2026-07-25 12:31:20
○A194.58.112.1732020-12-27 → 2020-12-27 · 4 obs
● 2020-12-27 15:30:40
○ 2026-04-09 12:05:48
○ 2026-07-25 12:31:20
○A195.114.2.62015-06-04 → 2015-06-04 · 3 obs
○ 2015-10-25 03:28:36
○ 2026-07-25 12:31:20
○A2a00:f940:4::92020-12-27 → 2020-12-27 · 4 obs
● 2020-12-27 15:30:40
○ 2026-04-09 12:05:48
○ 2026-07-25 12:31:20
○A81.177.141.1622016-04-04 → 2016-04-04 · 4 obs
● 2016-04-04 16:43:12
○ 2016-09-26 13:44:52
○ 2026-07-25 12:31:20
○A81.177.141.1812015-10-25 → 2016-01-02 · 5 obs
● 2015-10-25 03:28:36
● 2016-01-02 01:17:36
○ 2016-04-04 16:43:12
○ 2026-07-25 12:31:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | f.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net, b.dns.ripn.net... | - |
| 25u.ru | a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru, d.ns.selectel.ru | 8 records |
✅ Authoritative Response
Server:188.68.203.1
NS records: a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru, d.ns.selectel.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 25u.ru (unsigned zone)
⏱️ Timing
Total: 837ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 4 | a.ns.selectel.ru, c.ns.selectel.ru... |
| SOA | 1 | a.ns.selectel.ru support.selectel.ru |
📌 Glue Records Collected
Total: 8
Out-of-bailiwick: 8 (a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru...)
Analysis
Name Servers
The NS records for 25u.ru point to four name servers: a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru and d.ns.selectel.ru.
25u.ru shares at least some of its name servers with other domains, including pianovoz.ru, wm-live.ru, don24.tv and two others.
The host names a.ns.selectel.ru, b.ns.selectel.ru, c.ns.selectel.ru and d.ns.selectel.ru each resolve to two IP addresses: a.ns.selectel.ru resolves to 188.68.203.1 and 2a00:ab00:800::2:53; b.ns.selectel.ru resolves to 77.223.114.2 and 2a00:ab00:801::2:53; c.ns.selectel.ru resolves to 188.68.203.3 and 2a00:ab00:802::2:53; d.ns.selectel.ru resolves to 77.223.114.4 and 2a00:ab00:803::2:53.