rfrn.org - robtex.com

rfrn.org

DNSSEC⚠️ Not signed
A159.65.169.171🇺🇸 DIGITALOCEAN159.65.160.0/20 DigitalOcean
PTRnavi.rfrn.org
NSns1.digitalocean.com
A2606:4700:52::ac40:34d2🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
A172.64.52.210🇺🇸 Cloudflare172.64.52.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns1.digitalocean.com
NSns2.digitalocean.com
A2606:4700:5a::ac40:3515🇺🇸 Cloudflare2606:4700:5a::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
A172.64.53.21🇺🇸 Cloudflare172.64.53.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns2.digitalocean.com
NSns3.digitalocean.com
A2606:4700:52::ac40:31d1🇺🇸 Cloudflare2606:4700:52::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
A172.64.49.209🇺🇸 Cloudflare172.64.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRns3.digitalocean.com
MXaspmx.l.google.com
A2607:f8b0:4004:c29::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadum-in-f27.1e100.net
A192.178.155.26🇺🇸 Google192.178.155.0/24
PTRyuiadrs-in-f26.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1a🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1b🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f27.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
MXaspmx2.googlemail.com(10)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXaspmx3.googlemail.com(10)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.26🇺🇸 Google172.253.116.0/24
PTRdj-in-f26.1e100.net
SOAns1.digitalocean.comhostmaster@rfrn.org serial=0

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=1786109200

Subdomains

Same first word

Similar names

DNS History

10 records (9 active, 1 former)

20162017201820192020202120222023202420252026NSns1.digitalocean.comns2.digitalocean.comns3.digitalocean.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comA159.65.169.171192.81.217.107
NSns1.digitalocean.com2015-06-08 → 2026-08-07 · 2 obs
● 2015-06-08 06:43:18
● 2026-08-07 13:43:18
NSns2.digitalocean.com2015-06-08 → 2026-08-07 · 2 obs
● 2015-06-08 06:43:18
● 2026-08-07 13:43:18
NSns3.digitalocean.com2015-06-08 → 2026-08-07 · 2 obs
● 2015-06-08 06:43:18
● 2026-08-07 13:43:18
MXalt1.aspmx.l.google.com2015-06-08 → 2026-08-07 · 2 obs
● 2015-06-08 06:43:18
● 2026-08-07 13:43:18
MXalt2.aspmx.l.google.com2015-06-08 → 2026-08-07 · 2 obs
● 2015-06-08 06:43:18
● 2026-08-07 13:43:18
MXaspmx.l.google.com2015-06-08 → 2026-08-07 · 2 obs
● 2015-06-08 06:43:18
● 2026-08-07 13:43:18
MXaspmx2.googlemail.com2015-06-08 → 2026-08-07 · 2 obs
● 2015-06-08 06:43:18
● 2026-08-07 13:43:18
MXaspmx3.googlemail.com2015-06-08 → 2026-08-07 · 2 obs
● 2015-06-08 06:43:18
● 2026-08-07 13:43:18
A159.65.169.1712026-04-10 → 2026-08-07 · 3 obs
○ 2017-07-07 09:52:50
● 2026-04-10 11:06:16
● 2026-08-07 13:43:18
A192.81.217.1072015-06-08 → 2017-07-07 · 4 obs
● 2015-06-08 06:43:18
● 2017-07-07 09:52:50
○ 2026-04-10 11:06:16
○ 2026-08-07 13:43:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
rfrn.orgns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com-

✅ Authoritative Response

Server:172.64.52.210

NS records: ns1.digitalocean.com, ns2.digitalocean.com, ns3.digitalocean.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rfrn.org (unsigned zone)

⏱️ Timing

Total: 340ms | Queries: -

📄 Records

TypeCountSample Data
A1159.65.169.171
NS3ns2.digitalocean.com, ns3.digitalocean.com...
MX5aspmx2.googlemail.com (pri: 10), aspmx3.googlemail.com (pri: 10)...
SOA1ns1.digitalocean.com hostmaster.rfrn.org

Analysis

Hierarchy

navi.rfrn.org is a subdomain of rfrn.org.

IP Addresses

rfrn.org has exactly one IP address — 159.65.169.171.

Other host names share IP numbers with rfrn.org; navi.rfrn.org is one such example.

Name Servers

Three name servers are authoritative for rfrn.org: ns1.digitalocean.com, ns2.digitalocean.com and ns3.digitalocean.com.

The name servers of rfrn.org overlap at least partially with those of other domains — among them boldparadox.com, ilavista.by, thomasjmeadows.com and two more.

ns1.digitalocean.com resolves to 172.64.52.210 and 2606:4700:52::ac40:34d2. ns2.digitalocean.com resolves to 172.64.53.21 and 2606:4700:5a::ac40:3515. ns3.digitalocean.com resolves to 172.64.49.209 and 2606:4700:52::ac40:31d1. All three hostnames point to two IP numbers each.

Mail Servers

Five mail servers handle rfrn.org: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com and two others.

At least some of the mail servers used by rfrn.org are shared with other domains: mplaw.mk, scummybears.com, mail.tandd.co.jp and two others among them.

These mail servers are often deployed together with alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and 3 other mail servers.

Host names pointing to two IP addresses:

aspmx2.googlemail.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1b.

aspmx3.googlemail.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1a.

aspmx.l.google.com maps to two IP addresses — 192.178.155.26 and 2607:f8b0:4004:c29::1b.

alt1.aspmx.l.google.com maps to two IP addresses — 108.177.123.26 and 2800:3f0:4003:c0f::1a.

alt2.aspmx.l.google.com maps to two IP addresses — 172.253.116.26 and 2a00:1450:400b:c02::1b.

These two host names — aspmx2.googlemail.com and alt1.aspmx.l.google.com — each point to 108.177.123.26 IP addresses.

These two host names — aspmx3.googlemail.com and alt2.aspmx.l.google.com — each point to 172.253.116.26 IP addresses.