rbtest.us - robtex.com

rbtest.us

DNSSEC🔒 Signed (DS record present)
A216.92.3.120🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203
PTRfwdlb.pairnic.net
NSns1.pairnic.com
A2607:f440::d85c:35b🇺🇸 AS78592607:f440::/32 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203
PTRns1.pairnic.com
A216.92.3.91🇺🇸 AS7859216.92.0.0/16 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203
PTRns1.pairnic.com
NSns2.pairnic.com
A2607:f441::d892:c0f4🇺🇸 AS78592607:f441::/32 Pair Networks, Inc. 2403 Sidney St STE 210 Pittsburgh PA 15203 United States
A216.146.192.244🇺🇸 AS7859216.146.192.0/19 Pair Networks, Inc. 2403 Sidney St. STE 210 Pittsburgh, PA 15203
PTRns2.pairnic.com
MXmx-1.pobox.com
A103.168.172.216🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXmx-2.pobox.com
A103.168.172.216🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
MXmx-3.pobox.com
A103.168.172.216🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-01.messagingengine.com
A103.168.172.217🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-02.messagingengine.com
A103.168.172.218🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-03.messagingengine.com
A103.168.172.219🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-04.messagingengine.com
A103.168.172.220🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-05.messagingengine.com
A103.168.172.221🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-06.messagingengine.com
A103.168.172.222🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-07.messagingengine.com
A103.168.172.223🇺🇸 TELX-AS151847103.168.172.0/24 Fastmail Pty Ltd Level 2, 114 William Street
PTRphl-mx-08.messagingengine.com
SOAns1.pairnic.comroot@pair.com 2022-11-19 #29

us

DNSSEC🔒 Signed (DS record present)
NSa.cctld.us
NSb.cctld.us
NSf.cctld.us
NSk.cctld.us
NSm.cctld.us
NSn.cctld.us
NSw.cctld.us
NSx.cctld.us
NSy.cctld.us
SOAa.cctld.usadmin@tldns.godaddy serial=1785247764

Same first word

Similar names

DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSns1.pairnic.comns2.pairnic.comMXmx-1.pobox.commx-2.pobox.commx-3.pobox.comfwdlb.pairnic.commx-1.rightbox.commx-2.rightbox.commx-3.rightbox.commx1.pairnic.commx2.pairnic.commx3.pairnic.commx4.pairnic.comA216.92.3.120216.92.3.110
NSns1.pairnic.com2015-07-25 → 2026-07-28 · 2 obs
● 2015-07-25 02:36:14
● 2026-07-28 14:35:32
NSns2.pairnic.com2015-07-25 → 2026-07-28 · 2 obs
● 2015-07-25 02:36:14
● 2026-07-28 14:35:32
MXfwdlb.pairnic.com2015-07-25 → 2017-05-30 · 6 obs
● 2015-07-25 02:36:14
● 2016-02-25 06:05:24
○ 2016-09-27 00:50:44
● 2017-05-30 05:35:34
○ 2026-06-11 11:38:28
○ 2026-07-28 14:35:32
MXmx-1.pobox.com2026-06-11 → 2026-07-28 · 3 obs
○ 2017-05-30 05:35:34
● 2026-06-11 11:38:28
● 2026-07-28 14:35:32
MXmx-1.rightbox.com2016-09-27 → 2016-09-27 · 4 obs
○ 2016-02-25 06:05:24
● 2016-09-27 00:50:44
○ 2017-05-30 05:35:34
○ 2026-07-28 14:35:32
MXmx-2.pobox.com2026-06-11 → 2026-07-28 · 3 obs
○ 2017-05-30 05:35:34
● 2026-06-11 11:38:28
● 2026-07-28 14:35:32
MXmx-2.rightbox.com2016-09-27 → 2016-09-27 · 4 obs
○ 2016-02-25 06:05:24
● 2016-09-27 00:50:44
○ 2017-05-30 05:35:34
○ 2026-07-28 14:35:32
MXmx-3.pobox.com2026-06-11 → 2026-07-28 · 3 obs
○ 2017-05-30 05:35:34
● 2026-06-11 11:38:28
● 2026-07-28 14:35:32
MXmx-3.rightbox.com2016-09-27 → 2016-09-27 · 4 obs
○ 2016-02-25 06:05:24
● 2016-09-27 00:50:44
○ 2017-05-30 05:35:34
○ 2026-07-28 14:35:32
MXmx1.pairnic.com2015-07-25 → 2017-05-30 · 6 obs
● 2015-07-25 02:36:14
● 2016-02-25 06:05:24
○ 2016-09-27 00:50:44
● 2017-05-30 05:35:34
○ 2026-06-11 11:38:28
○ 2026-07-28 14:35:32
MXmx2.pairnic.com2015-07-25 → 2017-05-30 · 6 obs
● 2015-07-25 02:36:14
● 2016-02-25 06:05:24
○ 2016-09-27 00:50:44
● 2017-05-30 05:35:34
○ 2026-06-11 11:38:28
○ 2026-07-28 14:35:32
MXmx3.pairnic.com2015-07-25 → 2017-05-30 · 6 obs
● 2015-07-25 02:36:14
● 2016-02-25 06:05:24
○ 2016-09-27 00:50:44
● 2017-05-30 05:35:34
○ 2026-06-11 11:38:28
○ 2026-07-28 14:35:32
MXmx4.pairnic.com2015-07-25 → 2017-05-30 · 6 obs
● 2015-07-25 02:36:14
● 2016-02-25 06:05:24
○ 2016-09-27 00:50:44
● 2017-05-30 05:35:34
○ 2026-06-11 11:38:28
○ 2026-07-28 14:35:32
A216.92.3.1102016-09-27 → 2017-05-30 · 4 obs
● 2016-09-27 00:50:44
● 2017-05-30 05:35:34
○ 2026-06-11 11:38:28
○ 2026-07-28 14:35:32
A216.92.3.1202026-06-11 → 2026-07-28 · 3 obs
○ 2017-05-30 05:35:34
● 2026-06-11 11:38:28
● 2026-07-28 14:35:32

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usn.cctld.us, k.cctld.us, b.cctld.us, m.cctld.us...-
rbtest.usns2.pairnic.com, ns1.pairnic.com-

✅ Authoritative Response

Server:216.146.192.244

NS records: ns2.pairnic.com, ns1.pairnic.com

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 3941ms | Queries: -

📄 Records

TypeCountSample Data
A1216.92.3.120
NS2NS1.PAIRNIC.COM, NS2.PAIRNIC.COM
MX3mx-2.pobox.com (pri: 10), mx-3.pobox.com (pri: 10)...
SOA1ns1.pairnic.com root.pair.com

Analysis

IP Addresses

rbtest.us points to a single IP number: 216.92.3.120.

Additional host names — tiptoes.com, triadboat.com, feralvilla.com and two others — share IP numbers with rbtest.us.

Name Servers

rbtest.us is served by two delegated name servers, ns1.pairnic.com and ns2.pairnic.com.

rbtest.us shares its name server setup with other domains, including sassysaver.org, wonderfulguise.org, seachem-laboratories.org and two others.

The name servers of rbtest.us overlap at least partially with those of other domains — among them sgmiller.org, acronos.com, xiet.com and two more.

Each of the two host names carries two IP addresses: ns1.pairnic.com points to 216.92.3.91 and 2607:f440::d85c:35b, and ns2.pairnic.com points to 216.146.192.244 and 2607:f441::d892:c0f4.

Mail Servers

Mail for rbtest.us is routed through three mail servers — mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com.

rbtest.us shares mail servers — at least in part — with other domains, including reboundshoedepot.com, victoriadinnerclub.com, scanimate.com and two others.

The mail servers mx-4.pobox.com and mx-5.pobox.com are commonly paired with these mail servers.

Host names with 8 IP numbers:

mx-1.pobox.com carries IP addresses 103.168.172.216, 103.168.172.217 and 103.168.172.218, with 5 other addresses beyond those.

mx-2.pobox.com carries IP addresses 103.168.172.216, 103.168.172.217 and 103.168.172.218, with 5 other addresses beyond those.

mx-3.pobox.com carries IP addresses 103.168.172.216, 103.168.172.217 and 103.168.172.218, with 5 other addresses beyond those.

mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com are host names that all point to 103.168.172.216.

mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com are host names that all point to 103.168.172.217.

mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com are host names that all point to 103.168.172.218.

mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com are host names that all point to 103.168.172.219.

mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com are host names that all point to 103.168.172.220.

mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com are host names that all point to 103.168.172.221.

mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com are host names that all point to 103.168.172.222.

mx-1.pobox.com, mx-2.pobox.com and mx-3.pobox.com are host names that all point to 103.168.172.223.