buildsmtp.com - robtex.com

buildsmtp.com

DNSSEC⚠️ Not signed
A194.163.163.186🇩🇪 CONTABO194.163.128.0/18
PTRserver.viralvaluehub.com
NSetta.ns.cloudflare.com
A2606:4700:50::adf5:3a9c🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRetta.ns.cloudflare.com
A2803:f800:50::6ca2:c09c🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRetta.ns.cloudflare.com
A2a06:98c1:50::ac40:209c🇺🇸 Cloudflare2a06:98c1:50::/45
PTRetta.ns.cloudflare.com
A108.162.192.156🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRetta.ns.cloudflare.com
A172.64.32.156🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRetta.ns.cloudflare.com
A173.245.58.156🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRetta.ns.cloudflare.com
NStrey.ns.cloudflare.com
A2606:4700:58::adf5:3bf2🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A2803:f800:50::6ca2:c1f2🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtrey.ns.cloudflare.com
A2a06:98c1:50::ac40:21f2🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtrey.ns.cloudflare.com
A108.162.193.242🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A172.64.33.242🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
A173.245.59.242🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtrey.ns.cloudflare.com
MXmail.buildsmtp.com
A194.163.163.186🇩🇪 CONTABO194.163.128.0/18
PTRserver.viralvaluehub.com
TXTgoogle-site-verification=ZW6KqA_6Rl2KObJjsC8QOAWzJjjU7O5CSqwK4UFXOg4
TXTv=spf1 a mx ip4:74.50.80.84 include:relay.mailbaby.net ~all
SOAetta.ns.cloudflare.comdns@cloudflare.com serial=2411094377

com

⚠️ On DNS blocklist: tif

Subdomains

Same first word

DNS History

4 records (4 active, 0 former)

NSetta.ns.cloudflare.comtrey.ns.cloudflare.comMXmail.buildsmtp.comA194.163.163.186
NSetta.ns.cloudflare.com2026-02-16 → 2026-08-02 · 2 obs
● 2026-02-16 04:14:46
● 2026-08-02 01:33:18
NStrey.ns.cloudflare.com2026-02-16 → 2026-08-02 · 2 obs
● 2026-02-16 04:14:46
● 2026-08-02 01:33:18
MXmail.buildsmtp.com2026-02-16 → 2026-08-02 · 2 obs
● 2026-02-16 04:14:46
● 2026-08-02 01:33:18
A194.163.163.1862026-02-16 → 2026-08-02 · 2 obs
● 2026-02-16 04:14:46
● 2026-08-02 01:33:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, a.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net...-
buildsmtp.cometta.ns.cloudflare.com, trey.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.193.242

NS records: etta.ns.cloudflare.com, trey.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for buildsmtp.com (unsigned zone)

⏱️ Timing

Total: 180ms | Queries: -

📄 Records

TypeCountSample Data
A1194.163.163.186
NS2etta.ns.cloudflare.com, trey.ns.cloudflare.com
MX1mail.buildsmtp.com (pri: 10)
TXT2google-site-verification=ZW6KqA_6Rl2KObJ, v=spf1 a mx ip4:74.50.80.84 include:rela
SOA1etta.ns.cloudflare.com dns.cloudflare.co

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (etta.ns.cloudflare.com, etta.ns.cloudflare.com, etta.ns.cloudflare.com...)

Analysis

Hierarchy

buildsmtp.com serves as the parent of mail.buildsmtp.com.

IP Addresses

buildsmtp.com resolves to one IP address: 194.163.163.186.

There are other host names — mail.buildsmtp.com among them — that share IP numbers with buildsmtp.com.

Name Servers

DNS delegation for buildsmtp.com points to two name servers: etta.ns.cloudflare.com and trey.ns.cloudflare.com.

buildsmtp.com uses the same name servers as several other domains — among them parmigiani.cn, funcesi.org, 717fifa.com and two more.

buildsmtp.com has at least partial name server overlap with other domains, such as gpoint.gr, wifewriting.com, pwcau.com and two others.

These name servers tend to appear together with the name servers sloan.ns.cloudflare.com, vick.ns.cloudflare.com and algin.ns.cloudflare.com.

Hostnames that resolve to 6 IP addresses:

etta.ns.cloudflare.com has IP addresses 108.162.192.156, 172.64.32.156 and 173.245.58.156, plus 3 other.

trey.ns.cloudflare.com has IP addresses 108.162.193.242, 172.64.33.242 and 173.245.59.242, plus 3 other.

Mail Servers

Mail for buildsmtp.com is handled by a single mail server, mail.buildsmtp.com.

mail.buildsmtp.com has exactly one IP number: 194.163.163.186.