orhc.us - robtex.com

orhc.us

DNSSEC⚠️ Not signed
A204.74.99.100🇺🇸 MAINT-ID-12008204.74.99.0/24 Neustar
PTRcrs.ultradns.net
NSpdns77.ultradns.com
A2001:502:f3ff::71🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns77.ultradns.com
A156.154.64.77🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRpdns77.ultradns.com
NSdns1.p01.nsone.net
A2620:4d:4000:6259:7:1:0:1🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48
PTRdns1.p01.nsone.net
A198.51.44.1🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns1.p01.nsone.net
NSdns2.p01.nsone.net
A2a00:edc0:6259:7:1::2🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns2.p01.nsone.net
A198.51.45.1🇺🇸 NSONE198.51.45.0/24 198.51.45.0
PTRdns2.p01.nsone.net
NSdns3.p01.nsone.net
A2620:4d:4000:6259:7:1:0:3🇺🇸 NSONE2620:4d:4000::/48 2620:4D:4000::/48
PTRdns3.p01.nsone.net
A198.51.44.65🇺🇸 NSONE198.51.44.0/24 198.51.44.0
PTRdns3.p01.nsone.net
NSdns4.p01.nsone.net ⚠️ Not in parent delegation
A2a00:edc0:6259:7:1::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns4.p01.nsone.net
A198.51.45.65🇺🇸 NSONE198.51.45.0/24 198.51.45.0
PTRdns4.p01.nsone.net
NSdns4.p04.nsone.net ⚠️ Not in zone NS records
A2a00:edc0:6259:7:4::4🇺🇸 NSONE2a00:edc0:6259::/48 NS1-2
PTRdns4.p04.nsone.net
A198.51.45.68🇺🇸 NSONE198.51.45.0/24 198.51.45.0
PTRdns4.p04.nsone.net
NSpdns77.ultradns.biz
A2610:a1:1015::71🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns77.ultradns.biz
A156.154.66.77🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRpdns77.ultradns.biz
NSpdns77.ultradns.net
A2610:a1:1014::71🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns77.ultradns.net
A156.154.65.77🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRpdns77.ultradns.net
NSpdns77.ultradns.org
A2001:502:4612::71🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns77.ultradns.org
A156.154.67.77🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRpdns77.ultradns.org
MXmx1.hc6723-68.iphmx.com
A68.232.140.201🇺🇸 CISCO-168.232.140.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.146.15🇺🇸 CISCO-1216.71.146.0/24 170 West Tasman Drive San Jose CA 95134 United States
MXmx2.hc6723-68.iphmx.com
A68.232.140.201🇺🇸 CISCO-168.232.140.0/24 170 West Tasman Drive San Jose CA 95134 United States
A216.71.146.15🇺🇸 CISCO-1216.71.146.0/24 170 West Tasman Drive San Jose CA 95134 United States
TXTMS=ms13983410
TXT0ed1fe018a59c93cc7a72e4380862083
TXT6k2AZnC1cS388dvwktNLcNu/3y11Fb/Kgdouu6bacK/F41+NX1RfenZQElelnEoV1rmQSSPu1ka/1...
TXTv=spf1 mx ip4:47.19.109.0/24 ip4:208.215.188.0/24 ip4:161.38.251.0/24 ip4:20....
SOApdns77.ultradns.comjmcneil@odysseyre.com 2011-05-04 #53

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=1784387278

Same first word

Similar names

DNS History

21 records (12 active, 9 former)

20162017201820192020202120222023202420252026NSdns1.p01.nsone.netdns2.p01.nsone.netdns3.p01.nsone.netdns4.p01.nsone.netdns4.p04.nsone.netpdns77.ultradns.bizpdns77.ultradns.compdns77.ultradns.netpdns77.ultradns.orgns1.p06.dynect.netns2.p06.dynect.netns3.p06.dynect.netns4.p06.dynect.netMXmx1.hc6723-68.iphmx.commx2.hc6723-68.iphmx.commailre-03.odysseyre.comA204.74.99.100108.59.160.10108.59.160.11216.146.46.10216.146.46.11
NSdns1.p01.nsone.net2026-06-15 → 2026-07-18 · 3 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-07-18 15:21:02
NSdns2.p01.nsone.net2026-06-15 → 2026-07-18 · 3 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-07-18 15:21:02
NSdns3.p01.nsone.net2026-06-15 → 2026-07-18 · 3 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-07-18 15:21:02
NSdns4.p01.nsone.net2026-06-15 → 2026-07-18 · 3 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-07-18 15:21:02
NSdns4.p04.nsone.net2026-06-15 → 2026-07-18 · 3 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-07-18 15:21:02
NSns1.p06.dynect.net2016-02-05 → 2016-04-27 · 5 obs
○ 2015-11-08 06:09:46
● 2016-02-05 22:55:12
● 2016-04-27 00:13:36
○ 2026-06-15 22:12:12
○ 2026-07-18 15:21:02
NSns2.p06.dynect.net2016-02-05 → 2016-04-27 · 5 obs
○ 2015-11-08 06:09:46
● 2016-02-05 22:55:12
● 2016-04-27 00:13:36
○ 2026-06-15 22:12:12
○ 2026-07-18 15:21:02
NSns3.p06.dynect.net2016-02-05 → 2016-04-27 · 5 obs
○ 2015-11-08 06:09:46
● 2016-02-05 22:55:12
● 2016-04-27 00:13:36
○ 2026-06-15 22:12:12
○ 2026-07-18 15:21:02
NSns4.p06.dynect.net2016-02-05 → 2016-04-27 · 5 obs
○ 2015-11-08 06:09:46
● 2016-02-05 22:55:12
● 2016-04-27 00:13:36
○ 2026-06-15 22:12:12
○ 2026-07-18 15:21:02
NSpdns77.ultradns.biz2015-06-26 → 2026-07-18 · 2 obs
● 2015-06-26 08:10:32
● 2026-07-18 15:21:02
NSpdns77.ultradns.com2015-06-26 → 2026-07-18 · 5 obs
● 2015-06-26 08:10:32
● 2015-11-08 06:09:46
○ 2016-02-05 22:55:12
● 2016-04-27 00:13:36
● 2026-07-18 15:21:02
NSpdns77.ultradns.net2015-06-26 → 2026-07-18 · 2 obs
● 2015-06-26 08:10:32
● 2026-07-18 15:21:02
NSpdns77.ultradns.org2015-06-26 → 2026-07-18 · 2 obs
● 2015-06-26 08:10:32
● 2026-07-18 15:21:02
MXmailre-03.odysseyre.com2015-06-26 → 2016-04-27 · 4 obs
● 2015-06-26 08:10:32
● 2016-04-27 00:13:36
○ 2026-06-15 22:12:12
○ 2026-07-18 15:21:02
MXmx1.hc6723-68.iphmx.com2026-06-15 → 2026-07-18 · 3 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-07-18 15:21:02
MXmx2.hc6723-68.iphmx.com2026-06-15 → 2026-07-18 · 3 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-07-18 15:21:02
A108.59.160.102026-06-15 → 2026-06-17 · 5 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-06-17 03:17:44
○ 2026-07-09 04:46:30
○ 2026-07-18 15:21:02
A108.59.160.112026-06-15 → 2026-06-17 · 5 obs
○ 2016-04-27 00:13:36
● 2026-06-15 22:12:12
● 2026-06-17 03:17:44
○ 2026-07-09 04:46:30
○ 2026-07-18 15:21:02
A204.74.99.1002015-06-26 → 2026-07-18 · 6 obs
● 2015-06-26 08:10:32
● 2016-02-05 22:55:12
○ 2016-04-27 00:13:36
○ 2026-06-17 03:17:44
● 2026-07-09 04:46:30
● 2026-07-18 15:21:02
A216.146.46.102016-04-27 → 2016-04-27 · 4 obs
○ 2016-02-05 22:55:12
● 2016-04-27 00:13:36
○ 2026-06-15 22:12:12
○ 2026-07-18 15:21:02
A216.146.46.112016-04-27 → 2016-04-27 · 4 obs
○ 2016-02-05 22:55:12
● 2016-04-27 00:13:36
○ 2026-06-15 22:12:12
○ 2026-07-18 15:21:02

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
usb.cctld.us, f.cctld.us, k.cctld.us, m.cctld.us...-
orhc.usdns4.p04.nsone.net, dns2.p01.nsone.net, pdns77.ultradns.org, pdns77.ultradns.biz...-

✅ Authoritative Response

Server:156.154.66.77

NS records: dns4.p04.nsone.net, dns2.p01.nsone.net, pdns77.ultradns.org, pdns77.ultradns.biz, dns3.p01.nsone.net, dns1.p01.nsone.net, pdns77.ultradns.com, pdns77.ultradns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for orhc.us (unsigned zone)

⏱️ Timing

Total: 734ms | Queries: -

📄 Records

TypeCountSample Data
A2108.59.160.10, 108.59.160.11
NS8dns1.p01.nsone.net, dns2.p01.nsone.net...
MX2mx1.hc6723-68.iphmx.com (pri: 5), mx2.hc6723-68.iphmx.com (pri: 5)
TXT4MS=ms13983410, 0ed1fe018a59c93cc7a72e4380862083...
SOA1pdns77.ultradns.com jmcneil.odysseyre.co

Analysis

IP Addresses

orhc.us has exactly one IP address — 204.74.99.100.

expedia.co.ug, texasstudentdatasystems.net, mta188-venin.fraulein.com plus two other host names have IP numbers in common with orhc.us.

Name Servers

orhc.us carries NS records listing 9 name servers — pdns77.ultradns.biz, pdns77.ultradns.com, pdns77.ultradns.net and 6 others.

orhc.us shares at least some of its name servers with other domains, including thermachoice.net, outtersidecoaching.com, kobiconcepts.com and two others.

These name servers are frequently seen alongside dns1.p01.nsone.net, pdns77.ultradns.org, dns2.p01.nsone.net and 7 other name servers.

Host names pointing to two IP addresses:

The A records for pdns77.ultradns.biz return 156.154.66.77 and 2610:a1:1015::71.

The A records for pdns77.ultradns.com return 156.154.64.77 and 2001:502:f3ff::71.

The A records for pdns77.ultradns.net return 156.154.65.77 and 2610:a1:1014::71.

The A records for pdns77.ultradns.org return 156.154.67.77 and 2001:502:4612::71.

The A records for dns1.p01.nsone.net return 198.51.44.1 and 2620:4d:4000:6259:7:1:0:1.

The A records for dns2.p01.nsone.net return 198.51.45.1 and 2a00:edc0:6259:7:1::2.

The A records for dns3.p01.nsone.net return 198.51.44.65 and 2620:4d:4000:6259:7:1:0:3.

The A records for dns4.p01.nsone.net return 198.51.45.65 and 2a00:edc0:6259:7:1::4.

The A records for dns4.p04.nsone.net return 198.51.45.68 and 2a00:edc0:6259:7:4::4.

Mail Servers

orhc.us uses two mail servers, mx1.hc6723-68.iphmx.com and mx2.hc6723-68.iphmx.com.

The mail server setup of orhc.us is identical to that of domains like dmvsuretybond.com, orhc.org and orhc.net.

mx1.hc6723-68.iphmx.com has IP addresses 68.232.140.201 and 216.71.146.15; mx2.hc6723-68.iphmx.com has the same IP addresses: 68.232.140.201 and 216.71.146.15.

mx1.hc6723-68.iphmx.com and mx2.hc6723-68.iphmx.com each have 68.232.140.201 IP addresses.

mx1.hc6723-68.iphmx.com and mx2.hc6723-68.iphmx.com each have 216.71.146.15 IP addresses.