codesforce.com - robtex.com
codesforce.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 185.253.212.22🇵🇱 AS48707-OPS-PL185.253.212.0/24 | ||||||
| NS | ns1.aftermarket.pl ⭐ | ||||||
| A | 185.253.213.10🇵🇱 AS48707-OPS-PL185.253.213.0/24 | ||||||
| PTR | ns1.aftermarket.pl | ||||||
| NS | ns2.aftermarket.pl | ||||||
| A | 185.253.214.10🇵🇱 AS48707-OPS-PL185.253.214.0/24 | ||||||
| PTR | ns2.aftermarket.pl | ||||||
| MX | blackhole.aftermarket.pl ⭐ | ||||||
| A | 185.237.29.29🇵🇱 AS48707-OPS-PL185.237.29.0/24 | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | ns1.aftermarket.plkontakt@aftermarket.pl serial=2501191114 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1771291435 | ||||||
Same first word
codesforce.com |
Similar names
codeforces.com |
codeforces.net |
codeforces.kz |
frescocode.com |
codeforces.org |
codeforecs.s3-us-west-2.amazonaws.com |
codeforces.ru |
codeforces.me |
DNS History
14 records (4 active, 10 former)
○NSdns10.hichina.com2017-01-09 → 2017-01-09 · 4 obs
● 2017-01-09 07:33:44
○ 2018-09-21 04:26:40
○ 2026-03-21 22:45:20
○NSdns9.hichina.com2017-01-09 → 2017-01-09 · 4 obs
● 2017-01-09 07:33:44
○ 2018-09-21 04:26:40
○ 2026-03-21 22:45:20
●NSns1.aftermarket.pl2026-03-21 → 2026-03-21 · 2 obs
● 2026-03-21 22:45:20
○NSns1.hover.com2018-09-21 → 2018-09-21 · 3 obs
● 2018-09-21 04:26:40
○ 2026-03-21 22:45:20
●NSns2.aftermarket.pl2026-03-21 → 2026-03-21 · 2 obs
● 2026-03-21 22:45:20
○NSns2.hover.com2018-09-21 → 2018-09-21 · 3 obs
● 2018-09-21 04:26:40
○ 2026-03-21 22:45:20
○NSns31.domaincontrol.com2015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-11 05:30:26
○ 2026-03-21 22:45:20
○NSns32.domaincontrol.com2015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-11 05:30:26
○ 2026-03-21 22:45:20
●MXblackhole.aftermarket.pl2026-03-21 → 2026-03-21 · 2 obs
● 2026-03-21 22:45:20
○MXcodesforce-com.mail.protection.outlook.com2015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-11 05:30:26
○ 2026-03-21 22:45:20
○MXmx.hover.com.cust.hostedemail.com2018-09-21 → 2018-09-21 · 3 obs
● 2018-09-21 04:26:40
○ 2026-03-21 22:45:20
●A185.253.212.222026-03-21 → 2026-03-21 · 2 obs
● 2026-03-21 22:45:20
○A50.63.202.472015-07-03 → 2015-07-03 · 3 obs
○ 2015-11-11 05:30:26
○ 2026-03-21 22:45:20
○A64.98.145.302018-09-21 → 2018-09-21 · 3 obs
● 2018-09-21 04:26:40
○ 2026-03-21 22:45:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, j.gtld-servers.net... | - |
| codesforce.com | ns1.aftermarket.pl, ns2.aftermarket.pl | - |
✅ Authoritative Response
Server: 185.253.214.10
NS records: ns1.aftermarket.pl, ns2.aftermarket.pl
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 739ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.253.212.22 |
| NS | 2 | ns2.aftermarket.pl, ns1.aftermarket.pl |
| MX | 1 | blackhole.aftermarket.pl (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns1.aftermarket.pl kontakt.aftermarket.p |
Analysis
IP Addresses
codesforce.com points to a single IP: 185.253.212.22.
Other host names, for instance uhotel.pl, playery.pl, sarmpedia.pl, maneo.pl and ns2.oxv.pl share IP numbers with codesforce.com.
Name Servers
codesforce.com's delegation is to two name servers ns1.aftermarket.pl and ns2.aftermarket.pl.
codesforce.com shares the same name server configuration as other domains, such as rewal.info.pl, dionizos.pl, encore-case.pl, hurtos.pl and vqm.pl.
codesforce.com shares name servers with other domains at least partially, for instance ratownictwo-medyczne.pl, monitoring24.pl and m4.pl.
These name servers are commonly used alongside verify-39b0dfe3937bed4c.ns1.aftermarket.pl and verify-39b0dfe3937bed4c.ns2.aftermarket.pl.
Host names with a single IP:
ns1.aftermarket.pl resolves to 185.253.213.10.
ns2.aftermarket.pl resolves to 185.253.214.10.
Mail Servers
codesforce.com is served by a single mail server, blackhole.aftermarket.pl.
codesforce.com uses the same mail server setup as other domains such as bookofraonline.pl, redex.pl, barika.pl, helpothershelpyourself.com and nalia.pl.
blackhole.aftermarket.pl points to IP number 185.237.29.29.