sof-build.com - robtex.com

sof-build.com

DNSSEC⚠️ Not signed
A185.31.121.66🇧🇬 RAX-AS185.31.120.0/22 RAX-NET-ROUTE
PTRsh1.raxhosting.com
NSdns1.raxhosting.com ⭐
A185.31.121.66🇧🇬 RAX-AS185.31.120.0/22 RAX-NET-ROUTE
PTRsh1.raxhosting.com
NSdns2.raxhosting.com
A185.31.121.67🇧🇬 RAX-AS185.31.120.0/22 RAX-NET-ROUTE
PTRdns2.raxhosting.com
MXsof-build.com ⭐
A185.31.121.66🇧🇬 RAX-AS185.31.120.0/22 RAX-NET-ROUTE
PTRsh1.raxhosting.com
TXTv=spf1 ip4:185.31.121.66 +a +mx +ip4:185.31.121.136 +ip4:185.31.121.80 ~all
SOAdns1.raxhosting.commonitoring@rax.bg 2026-02-21 #1

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1776053067
WOT: SAFE (70/100)

MX for

sof-build.com

Previously MX for

mail.sof-build.com

Subdomains

mail.sof-build.com

Same first word

sof-build.com

DNS History

16 records (4 active, 12 former)

200920112013201520172019202120232025NSdns1.raxhosting.comdns2.raxhosting.comns1.webnick.netns102.raxhosting.comns11.webnick.netns112.raxhosting.comns12.webnick.netns2.webnick.netns7.hostcoloreurope.comns8.hostcoloreurope.comMXsof-build.commail.sof-build.comA185.31.121.66185.31.120.35185.31.121.13680.72.76.229
●NSdns1.raxhosting.com2026-02-25 → 2026-04-13 · 3 obs
○ 2017-06-20 12:26:52
● 2026-02-25 03:41:50
● 2026-04-13 04:06:14
●NSdns2.raxhosting.com2026-02-25 → 2026-04-13 · 3 obs
○ 2017-06-20 12:26:52
● 2026-02-25 03:41:50
● 2026-04-13 04:06:14
○NSns1.webnick.net2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 14:01:06
○ 2015-05-17 05:59:12
○ 2026-04-13 04:06:14
○NSns102.raxhosting.com2026-02-25 → 2026-04-13 · 2 obs
○ 2026-02-25 03:41:50
○ 2026-04-13 04:06:14
○NSns11.webnick.net2015-05-17 → 2017-06-20 · 5 obs
○ 2008-03-18 14:01:06
● 2015-05-17 05:59:12
● 2017-06-20 12:26:52
○ 2026-02-25 03:41:50
○ 2026-04-13 04:06:14
○NSns112.raxhosting.com2026-02-25 → 2026-04-13 · 2 obs
○ 2026-02-25 03:41:50
○ 2026-04-13 04:06:14
○NSns12.webnick.net2015-05-17 → 2017-06-20 · 5 obs
○ 2008-03-18 14:01:06
● 2015-05-17 05:59:12
● 2017-06-20 12:26:52
○ 2026-02-25 03:41:50
○ 2026-04-13 04:06:14
○NSns2.webnick.net2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 14:01:06
○ 2015-05-17 05:59:12
○ 2026-04-13 04:06:14
○NSns7.hostcoloreurope.com2015-05-17 → 2017-06-20 · 5 obs
○ 2008-03-18 14:01:06
● 2015-05-17 05:59:12
● 2017-06-20 12:26:52
○ 2026-02-25 03:41:50
○ 2026-04-13 04:06:14
○NSns8.hostcoloreurope.com2015-05-17 → 2017-06-20 · 5 obs
○ 2008-03-18 14:01:06
● 2015-05-17 05:59:12
● 2017-06-20 12:26:52
○ 2026-02-25 03:41:50
○ 2026-04-13 04:06:14
○MXmail.sof-build.com2008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 14:01:06
○ 2015-05-17 05:59:12
○ 2026-04-13 04:06:14
●MXsof-build.com2015-05-17 → 2026-04-13 · 3 obs
○ 2008-03-18 14:01:06
● 2015-05-17 05:59:12
● 2026-04-13 04:06:14
○A185.31.120.352015-05-17 → 2017-06-20 · 5 obs
○ 2008-03-18 14:01:06
● 2015-05-17 05:59:12
● 2017-06-20 12:26:52
○ 2026-02-25 03:41:50
○ 2026-04-13 04:06:14
○A185.31.121.1362026-02-25 → 2026-04-13 · 2 obs
○ 2026-02-25 03:41:50
○ 2026-04-13 04:06:14
●A185.31.121.662026-02-25 → 2026-04-13 · 3 obs
○ 2017-06-20 12:26:52
● 2026-02-25 03:41:50
● 2026-04-13 04:06:14
○A80.72.76.2292008-03-18 → 2008-03-18 · 3 obs
● 2008-03-18 14:01:06
○ 2015-05-17 05:59:12
○ 2026-04-13 04:06:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
sof-build.comdns1.raxhosting.com, dns2.raxhosting.com2 records

✅ Authoritative Response

Server:185.31.121.67

NS records: dns1.raxhosting.com, dns2.raxhosting.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for sof-build.com (unsigned zone)

⏱️ Timing

Total: 292ms | Queries: -

📄 Records

TypeCountSample Data
A1185.31.121.66
NS2dns1.raxhosting.com, dns2.raxhosting.com
MX1sof-build.com (pri: 0)
TXT1v=spf1 ip4:185.31.121.66 +a +mx +ip4:185
SOA1dns1.raxhosting.com monitoring.rax.bg

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (dns1.raxhosting.com, dns2.raxhosting.com)

Analysis

Hierarchy

sof-build.com is the parent of mail.sof-build.com.

Mail Server Role

For sof-build.com, the mail server is sof-build.com.

IP Addresses

sof-build.com points to a single IP number: 185.31.121.66.

other host names for instance bfok.eu, colorlogic.eu, atwin.bg, intersystems.cc and sanmarino-bg.com share IP numbers with sof-build.com.

Name Servers

sof-build.com is delegated to two name servers: dns1.raxhosting.com and dns2.raxhosting.com.

sof-build.com shares the same name server setup as other domains, for example pictoground.com, vrati.net, unimeat.eu, dianatradeltd.com and fplpicker.com.

sof-build.com at least partially shares name servers with other domains, for instance rannorazvitie.com, idesigner.fi, mediarappunen.com, news-book.net and bm-rks.com.

These name servers are often used together with the name servers ns3.raxhosting.com, ns4.raxhosting.com, ns102.raxhosting.com, ns112.raxhosting.com, ns101.raxhosting.com, ns111.raxhosting.com, ns1.raxhosting.com, ns2.raxhosting.com, ns6.raxhosting.com and ns5.raxhosting.com.

Host names with one IP number:

The host dns1.raxhosting.com points to 185.31.121.66 and the host dns2.raxhosting.com points to 185.31.121.67.

Mail Servers

One mail server handles sof-build.com.

Host name sof-build.com points to IP address 185.31.121.66.