fiber.dev - robtex.com

fiber.dev

dev

DNSSEC🔒 Signed (DS record present)
NSns-tld1.charlestonroadregistry.com
NSns-tld2.charlestonroadregistry.com
NSns-tld3.charlestonroadregistry.com
NSns-tld4.charlestonroadregistry.com
NSns-tld5.charlestonroadregistry.com
SOAns-tld1.charlestonroadregistry.comcloud-dns-hostmaster@google.com serial=1
🔒 HSTS Preload (+subdomains)

Same first word

Similar names

DNS History

7 records (7 active, 0 former)

NSns-cloud-b1.googledomains.comns-cloud-b2.googledomains.comns-cloud-b3.googledomains.comns-cloud-b4.googledomains.comMXmxa.mailgun.orgmxb.mailgun.orgA76.76.21.21
NSns-cloud-b1.googledomains.com2026-03-24 → 2026-07-04 · 2 obs
● 2026-03-24 06:32:46
● 2026-07-04 07:07:46
NSns-cloud-b2.googledomains.com2026-03-24 → 2026-07-04 · 2 obs
● 2026-03-24 06:32:46
● 2026-07-04 07:07:46
NSns-cloud-b3.googledomains.com2026-03-24 → 2026-07-04 · 2 obs
● 2026-03-24 06:32:46
● 2026-07-04 07:07:46
NSns-cloud-b4.googledomains.com2026-03-24 → 2026-07-04 · 2 obs
● 2026-03-24 06:32:46
● 2026-07-04 07:07:46
MXmxa.mailgun.org2026-03-24 → 2026-07-04 · 2 obs
● 2026-03-24 06:32:46
● 2026-07-04 07:07:46
MXmxb.mailgun.org2026-03-24 → 2026-07-04 · 2 obs
● 2026-03-24 06:32:46
● 2026-07-04 07:07:46
A76.76.21.212026-03-24 → 2026-07-04 · 2 obs
● 2026-03-24 06:32:46
● 2026-07-04 07:07:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
devns-tld1.charlestonroadregistry.com, ns-tld2.charlestonroadregistry.com, ns-tld3.charlestonroadregistry.com, ns-tld4.charlestonroadregistry.com...-
fiber.devns-cloud-b1.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com, ns-cloud-b2.googledomains.com-

✅ Authoritative Response

Server:216.239.32.107

NS records: ns-cloud-b1.googledomains.com, ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com, ns-cloud-b2.googledomains.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for fiber.dev (unsigned zone)

⏱️ Timing

Total: 1189ms | Queries: -

📄 Records

TypeCountSample Data
A176.76.21.21
NS4ns-cloud-b3.googledomains.com, ns-cloud-b4.googledomains.com...
MX2mxb.mailgun.org (pri: 10), mxa.mailgun.org (pri: 10)
TXT2v=spf1 include:_spf.google.com include:m, MS=12D34B28D93C7004EC08C2BD3102B1C746C49
SOA1ns-cloud-b1.googledomains.com cloud-dns-

Analysis

IP Addresses

fiber.dev has exactly one IP address — 76.76.21.21.

acsonics.com, laborit.com.br, payanalytics.fr plus two other host names have IP numbers in common with fiber.dev.

Name Servers

Four name servers handle the delegation for fiber.dev: ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com.

fiber.dev shares at least some of its name servers with other domains, including wotgear.com, akademisyenhukukcular.org, bloomfirm.co and two others.

The host names ns-cloud-b1.googledomains.com, ns-cloud-b2.googledomains.com, ns-cloud-b3.googledomains.com and ns-cloud-b4.googledomains.com each resolve to two IP addresses: ns-cloud-b1.googledomains.com resolves to 216.239.32.107 and 2001:4860:4802:32::6b; ns-cloud-b2.googledomains.com resolves to 216.239.34.107 and 2001:4860:4802:34::6b; ns-cloud-b3.googledomains.com resolves to 216.239.36.107 and 2001:4860:4802:36::6b; ns-cloud-b4.googledomains.com resolves to 216.239.38.107 and 2001:4860:4802:38::6b.

Mail Servers

fiber.dev uses two mail servers, mxa.mailgun.org and mxb.mailgun.org.

The mail server setup of fiber.dev matches that of other domains such as mariannejewelry.com, mail.thehealthypsyche.com, pvrnsapjobs.com and two others.

At least some of the mail servers used by fiber.dev are shared with other domains: ovivo.com.br, seral360.es, sabipay.com and two others among them.

It is common to find these mail servers paired with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com, as well as two others.

mxa.mailgun.org and mxb.mailgun.org both resolve to the same single IP address: 34.149.254.5.

mxa.mailgun.org and mxb.mailgun.org are host names that each point to 34.149.254.5 IP addresses.