profspb.ru - robtex.com
profspb.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.208.83.47🇳🇱 IRONHOST178.208.83.0/24 | ||||||
| PTR | s38.h.mchost.ru | ||||||
| NS | ns1.mchost.ru ⭐ | ||||||
| A | 2a03:c980:e5:11:46:254:16:213🇷🇺 EUROBYTE2a03:c980:e5::/48 | ||||||
| PTR | ns1.mchost.ru | ||||||
| A | 46.254.16.213🇷🇺 EUROBYTE46.254.16.0/23 | ||||||
| PTR | ns1.mchost.ru | ||||||
| NS | ns2.mchost.ru | ||||||
| A | 2a03:80c0:1:777:178:208:71:71🇷🇺 EUROBYTE2a03:80c0:1::/48 | ||||||
| A | 178.208.71.71🇷🇺 EUROBYTE178.208.71.0/24 | ||||||
| PTR | ns-datahouse1.mchost.ru | ||||||
| NS | ns3.mchost.ru ⚠️ Not in parent delegation | ||||||
| A | 37.143.13.162🇷🇺 EUROBYTE37.143.12.0/23 | ||||||
| PTR | ns2.mchost.ru | ||||||
| NS | ns4.mchost.ru ⚠️ Not in parent delegation | ||||||
| A | 2a03:c980:db:20:95:183:12:22🇷🇺 EUROBYTE2a03:c980:db::/48 | ||||||
| PTR | ns4.mchost.ru | ||||||
| A | 95.183.12.22🇷🇺 EUROBYTE95.183.12.0/24 | ||||||
| PTR | ns4.mchost.ru | ||||||
| MX | mx1.profspb.ru ⭐ | ||||||
| A | 178.208.83.126🇳🇱 IRONHOST178.208.83.0/24 | ||||||
| PTR | 1.smtp-in.mail3.mchost.ru | ||||||
| MX | mx2.profspb.ru ⭐ | ||||||
| A | 178.208.83.127🇳🇱 IRONHOST178.208.83.0/24 | ||||||
| PTR | 2.smtp-in.mail3.mchost.ru | ||||||
| TXT | v=spf1 a mx ip4:178.208.83.123 ip4:178.208.83.133 ip4:178.208.83.134 ~all | ||||||
| SOA | ns1.mchost.ruinfo@mchost.ru serial=1770067322 | ||||||
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=4068513 | ||||||
Subdomains
Same first word
profspb.ru |
Similar names
DNS History
12 records (7 active, 5 former)
○NSns.educore.ru2015-08-15 → 2018-01-08 · 4 obs
● 2018-01-08 00:54:26
○ 2026-02-18 07:34:08
○ 2026-04-14 16:05:14
●NSns1.mchost.ru2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 07:34:08
● 2026-04-14 16:05:14
○NSns2.educore.ru2015-08-15 → 2018-01-08 · 4 obs
● 2018-01-08 00:54:26
○ 2026-02-18 07:34:08
○ 2026-04-14 16:05:14
●NSns2.mchost.ru2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 07:34:08
● 2026-04-14 16:05:14
●NSns3.mchost.ru2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 07:34:08
● 2026-04-14 16:05:14
●NSns4.mchost.ru2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 07:34:08
● 2026-04-14 16:05:14
○MXmx1.educore.ru2015-08-15 → 2018-01-08 · 4 obs
● 2018-01-08 00:54:26
○ 2026-02-18 07:34:08
○ 2026-04-14 16:05:14
●MXmx1.profspb.ru2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 07:34:08
● 2026-04-14 16:05:14
●MXmx2.profspb.ru2026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 07:34:08
● 2026-04-14 16:05:14
●A178.208.83.472026-02-18 → 2026-04-14 · 3 obs
● 2026-02-18 07:34:08
● 2026-04-14 16:05:14
○A46.4.67.2132015-08-15 → 2018-01-08 · 6 obs
○ 2015-10-14 16:25:10
● 2015-12-27 05:01:40
● 2018-01-08 00:54:26
○ 2026-02-18 07:34:08
○ 2026-04-14 16:05:14
○A83.222.14.2072015-10-14 → 2015-10-14 · 4 obs
● 2015-10-14 16:25:10
○ 2015-12-27 05:01:40
○ 2026-04-14 16:05:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| profspb.ru | ns1.mchost.ru, ns2.mchost.ru | - |
✅ Authoritative Response
Server:46.254.16.213
NS records: ns1.mchost.ru, ns2.mchost.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for profspb.ru (unsigned zone)
⏱️ Timing
Total: 303ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.208.83.47 |
| NS | 4 | ns3.mchost.ru, ns1.mchost.ru... |
| MX | 2 | mx1.profspb.ru (pri: 10), mx2.profspb.ru (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:178.208.83.123 ip4:178.2 |
| SOA | 1 | ns1.mchost.ru info.mchost.ru |
Analysis
Hierarchy
profspb.ru is a parent of mx1.profspb.ru and mx2.profspb.ru.
IP Addresses
profspb.ru points to a single IP number: 178.208.83.47.
Other host names, for instance brayer.info, aries63.ru, pervyebljuda.ru, chidis.ru and xn----dtbrbfekq4a1b.xn--p1ai share IP numbers with profspb.ru.
Name Servers
profspb.ru is delegated to four name servers: ns1.mchost.ru, ns2.mchost.ru, ns3.mchost.ru and ns4.mchost.ru.
profspb.ru at least partially shares name servers with other domains, for instance inbash.ru, webvesta.ru, baan-tipviman.ru, krasnyy-sulin.ru and mosevent.ru.
These name servers are commonly used with isp103.mchost.ru and isp101.mchost.ru.
Host names with two IPs:
ns1.mchost.ru points to: 2a03:c980:e5:11:46:254:16:213 and 46.254.16.213.
ns2.mchost.ru points to: 2a03:80c0:1:777:178:208:71:71 and 178.208.71.71.
ns4.mchost.ru points to: 2a03:c980:db:20:95:183:12:22 and 95.183.12.22.
Host names with one IP:
ns3.mchost.ru points to: 37.143.13.162.
Mail Servers
profspb.ru is handled by two mail servers: mx1.profspb.ru and mx2.profspb.ru.
Host names with one IP number: mx1.profspb.ru points to 178.208.83.126; mx2.profspb.ru points to 178.208.83.127.