firstca.org - dns.ninja

firstca.org

DNSSEC🔒 Signed (DS record present)
A2606:4700:3031::6815:5229🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:c2f4🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.82.41Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.194.244🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSelaine.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a98🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelaine.ns.cloudflare.com
A2803:f800:50::6ca2:c098🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRelaine.ns.cloudflare.com
A2a06:98c1:50::ac40:2098🇺🇸 Cloudflare2a06:98c1:50::/45
PTRelaine.ns.cloudflare.com
A108.162.192.152🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelaine.ns.cloudflare.com
A172.64.32.152🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelaine.ns.cloudflare.com
A173.245.58.152🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRelaine.ns.cloudflare.com
NSmark.ns.cloudflare.com
A2606:4700:58::adf5:3b82🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A2803:f800:50::6ca2:c182🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmark.ns.cloudflare.com
A2a06:98c1:50::ac40:2182🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmark.ns.cloudflare.com
A108.162.193.130🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A172.64.33.130🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A173.245.59.130🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
MXmxa.mailgun.org ⭐
A34.36.182.139🇺🇸 Google34.32.0.0/11
PTR139.182.36.34.bc.googleusercontent.com
MXmxb.mailgun.org ⭐
A34.149.254.5🇺🇸 Google34.148.0.0/14
PTR5.254.149.34.bc.googleusercontent.com
TXThave-i-been-pwned-verification=dweb_ug1vhrvrivyf1bf847nkvxo3
TXTv=spf1 include:mailgun.org ~all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.82.41, 172.67.194.244
IPv6 hints2606:4700:3031::6815:5229, 2606:4700:3037::ac43:c2f4
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=112, name=cloudflare-ech.com
SOAelaine.ns.cloudflare.comdns@cloudflare.com serial=2408532765

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1783288513

Previously MX for

firstca.org

Same first word

firstca.com.ve
firstca.com
firstca.org

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firstac.org

DNS History

17 records (8 active, 9 former)

20162017201820192020202120222023202420252026NSelaine.ns.cloudflare.commark.ns.cloudflare.comns263.fastwebhost.comns264.fastwebhost.comns273.fastwebhost.comns274.fastwebhost.comMXmxa.mailgun.orgmxb.mailgun.orgfirstca.orgA104.21.82.41172.67.194.2442606:4700:3031::6815:52292606:4700:3037::ac43:c2f42606:4700:3030::6815:52292606:4700:3033::ac43:c2f467.227.166.17467.227.167.165
●NSelaine.ns.cloudflare.com2026-03-06 → 2026-07-05 · 3 obs
○ 2016-12-24 14:56:24
● 2026-03-06 13:24:52
● 2026-07-05 22:03:40
●NSmark.ns.cloudflare.com2026-03-06 → 2026-07-05 · 3 obs
○ 2016-12-24 14:56:24
● 2026-03-06 13:24:52
● 2026-07-05 22:03:40
○NSns263.fastwebhost.com2015-06-12 → 2015-06-12 · 3 obs
● 2015-06-12 18:45:38
○ 2015-10-27 23:48:08
○ 2026-07-05 22:03:40
○NSns264.fastwebhost.com2015-06-12 → 2015-06-12 · 3 obs
● 2015-06-12 18:45:38
○ 2015-10-27 23:48:08
○ 2026-07-05 22:03:40
○NSns273.fastwebhost.com2015-10-27 → 2016-04-11 · 5 obs
○ 2015-06-12 18:45:38
● 2015-10-27 23:48:08
● 2016-04-11 00:53:52
○ 2016-12-24 14:56:24
○ 2026-07-05 22:03:40
○NSns274.fastwebhost.com2015-10-27 → 2016-04-11 · 5 obs
○ 2015-06-12 18:45:38
● 2015-10-27 23:48:08
● 2016-04-11 00:53:52
○ 2016-12-24 14:56:24
○ 2026-07-05 22:03:40
○MXfirstca.org2015-06-12 → 2016-04-11 · 4 obs
● 2015-06-12 18:45:38
● 2016-04-11 00:53:52
○ 2016-12-24 14:56:24
○ 2026-07-05 22:03:40
●MXmxa.mailgun.org2026-03-06 → 2026-07-05 · 3 obs
○ 2016-12-24 14:56:24
● 2026-03-06 13:24:52
● 2026-07-05 22:03:40
●MXmxb.mailgun.org2026-03-06 → 2026-07-05 · 3 obs
○ 2016-12-24 14:56:24
● 2026-03-06 13:24:52
● 2026-07-05 22:03:40
●A104.21.82.412026-03-06 → 2026-07-05 · 3 obs
○ 2016-12-24 14:56:24
● 2026-03-06 13:24:52
● 2026-07-05 22:03:40
●A172.67.194.2442026-03-06 → 2026-07-05 · 3 obs
○ 2016-12-24 14:56:24
● 2026-03-06 13:24:52
● 2026-07-05 22:03:40
○A2606:4700:3030::6815:52292026-03-06 → 2026-06-13 · 5 obs
○ 2016-12-24 14:56:24
● 2026-03-06 13:24:52
● 2026-06-13 16:39:58
○ 2026-07-05 22:03:38
○ 2026-07-05 22:03:40
●A2606:4700:3031::6815:52292026-07-05 → 2026-07-05 · 3 obs
○ 2026-06-13 16:39:58
● 2026-07-05 22:03:38
● 2026-07-05 22:03:40
○A2606:4700:3033::ac43:c2f42026-03-06 → 2026-06-13 · 5 obs
○ 2016-12-24 14:56:24
● 2026-03-06 13:24:52
● 2026-06-13 16:39:58
○ 2026-07-05 22:03:38
○ 2026-07-05 22:03:40
●A2606:4700:3037::ac43:c2f42026-07-05 → 2026-07-05 · 3 obs
○ 2026-06-13 16:39:58
● 2026-07-05 22:03:38
● 2026-07-05 22:03:40
○A67.227.166.1742015-10-27 → 2016-04-11 · 5 obs
○ 2015-06-12 18:45:38
● 2015-10-27 23:48:08
● 2016-04-11 00:53:52
○ 2016-12-24 14:56:24
○ 2026-07-05 22:03:40
○A67.227.167.1652015-06-12 → 2015-06-12 · 3 obs
● 2015-06-12 18:45:38
○ 2015-10-27 23:48:08
○ 2026-07-05 22:03:40

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
firstca.orgelaine.ns.cloudflare.com, mark.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.33.130

NS records: elaine.ns.cloudflare.com, mark.ns.cloudflare.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 528ms | Queries: -

📄 Records

TypeCountSample Data
A2172.67.194.244, 104.21.82.41
AAAA22606:4700:3037::ac43:c2f4, 2606:4700:3031::6815:5229
NS2elaine.ns.cloudflare.com, mark.ns.cloudflare.com
MX2mxa.mailgun.org (pri: 10), mxb.mailgun.org (pri: 10)
TXT2have-i-been-pwned-verification=dweb_ug1v, v=spf1 include:mailgun.org ~all
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1elaine.ns.cloudflare.com dns.cloudflare.

Analysis

IP Addresses

firstca.org directs to four IP numbers, which are 104.21.82.41, 172.67.194.244, 2606:4700:3031::6815:5229 and 2606:4700:3037::ac43:c2f4.

Among the host names that share IP numbers with firstca.org are icm-awards.com, wildfortune-au.net, gzczp.com and two others.

Name Servers

Two name servers handle the delegation for firstca.org: elaine.ns.cloudflare.com and mark.ns.cloudflare.com.

firstca.org has the same name server delegation as a number of other domains, such as qingg.im, mississippi-mud.com, hrsi.org and two more.

There is at least partial name server overlap between firstca.org and other domains — dnscostarica.com, ecotact.org, delaybiznes.com and two more among them.

The name servers mario.ns.cloudflare.com, princess.ns.cloudflare.com and leah.ns.cloudflare.com are often found in combination with these name servers.

Host names resolving to 6 IP numbers:

elaine.ns.cloudflare.com resolves to 108.162.192.152, 172.64.32.152 and 173.245.58.152 among others, with 3 other IP addresses in total.

mark.ns.cloudflare.com resolves to 108.162.193.130, 172.64.33.130 and 173.245.59.130 among others, with 3 other IP addresses in total.

Mail Servers

The MX records for firstca.org point to two mail servers: mxa.mailgun.org and mxb.mailgun.org.

firstca.org has the same mail server arrangement as a number of other domains, for example careers.wipro.com.jibeapply.com, magicblockchainbus.com, 9teams.com and two more.

firstca.org shares at least some of its mail servers with other domains — for example storebuild.ai, 3778.care, myethera.com and two more.

It is common for these mail servers to co-occur with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and alt3.aspmx.l.google.com as mail servers.

mxa.mailgun.org → 34.36.182.139 and mxb.mailgun.org → 34.149.254.5: one IP number per host name.