myjmh.com - robtex.com
myjmh.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 147.75.8.72🇺🇸 RACKSPACE-ORD147.75.8.0/22 Armor/PHX | ||||||
| NS | pdns88.ultradns.com ⭐ | ||||||
| A | 2001:502:f3ff::7c🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | pdns88.ultradns.com | ||||||
| A | 156.154.64.88🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar | ||||||
| PTR | pdns88.ultradns.com | ||||||
| NS | pdns88.ultradns.biz | ||||||
| A | 2610:a1:1015::7c🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| PTR | pdns88.ultradns.biz | ||||||
| A | 156.154.66.88🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar | ||||||
| PTR | pdns88.ultradns.biz | ||||||
| NS | pdns88.ultradns.net | ||||||
| A | 2610:a1:1014::7c🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | pdns88.ultradns.net | ||||||
| A | 156.154.65.88🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar | ||||||
| PTR | pdns88.ultradns.net | ||||||
| NS | pdns88.ultradns.org | ||||||
| A | 2001:502:4612::7c🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | pdns88.ultradns.org | ||||||
| A | 156.154.67.88🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar | ||||||
| PTR | pdns88.ultradns.org | ||||||
| MX | mx1.hc2038-62.iphmx.com ⭐ | ||||||
| MX | mx2.hc2038-62.iphmx.com ⭐ | ||||||
| TXT | v=spf1 exists:%{i}.spf.hc2038-62.iphmx.com ~all | ||||||
| SOA | pdns88.ultradns.comscott\@marshall.johnmuirhealth.com 2014-03-13 #12 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778542686 | ||||||
Same first word
Similar names
DNS History
10 records (7 active, 3 former)
○NSns1.dns-diy.net2008-03-09 → 2008-03-09 · 3 obs
○ 2015-07-04 11:21:50
○ 2026-05-11 23:49:04
○NSns2.dns-diy.net2008-03-09 → 2008-03-09 · 3 obs
○ 2015-07-04 11:21:50
○ 2026-05-11 23:49:04
●NSpdns88.ultradns.biz2015-07-04 → 2026-05-11 · 3 obs
● 2015-07-04 11:21:50
● 2026-05-11 23:49:04
●NSpdns88.ultradns.com2015-07-04 → 2026-05-11 · 3 obs
● 2015-07-04 11:21:50
● 2026-05-11 23:49:04
●NSpdns88.ultradns.net2015-07-04 → 2026-05-11 · 3 obs
● 2015-07-04 11:21:50
● 2026-05-11 23:49:04
●NSpdns88.ultradns.org2015-07-04 → 2026-05-11 · 3 obs
● 2015-07-04 11:21:50
● 2026-05-11 23:49:04
●MXmx1.hc2038-62.iphmx.com2026-04-07 → 2026-05-11 · 2 obs
● 2026-05-11 23:49:04
●MXmx2.hc2038-62.iphmx.com2026-04-07 → 2026-05-11 · 2 obs
● 2026-05-11 23:49:04
●A147.75.8.722026-04-07 → 2026-05-11 · 3 obs
● 2026-04-07 18:49:56
● 2026-05-11 23:49:04
○A74.200.220.2152008-03-09 → 2008-03-09 · 3 obs
○ 2015-07-04 11:21:50
○ 2026-05-11 23:49:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net... | - |
| myjmh.com | pdns88.ultradns.net, pdns88.ultradns.com, pdns88.ultradns.biz, pdns88.ultradns.org | 2 records |
✅ Authoritative Response
Server:156.154.66.88
NS records: pdns88.ultradns.net, pdns88.ultradns.com, pdns88.ultradns.biz, pdns88.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for myjmh.com (unsigned zone)
⏱️ Timing
Total: 305ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 147.75.8.72 |
| NS | 4 | pdns88.ultradns.biz, pdns88.ultradns.com... |
| MX | 2 | mx1.hc2038-62.iphmx.com (pri: 10), mx2.hc2038-62.iphmx.com (pri: 10) |
| TXT | 1 | v=spf1 exists:%{i}.spf.hc2038-62.iphmx.c |
| SOA | 1 | pdns88.ultradns.com scott\.marshall.john |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (pdns88.ultradns.com, pdns88.ultradns.com)
Analysis
IP Addresses
myjmh.com maps to IP address 147.75.8.72.
Other host names, for instance johnmuirhealth.com, prod-vip72.johnmuirhealth.com, johnmuirhr.com, prod-vip72.johnmuirhr.com and web-vip14.johnmuirhr.com share IP numbers with myjmh.com.
Name Servers
myjmh.com is delegated to four name servers: pdns88.ultradns.biz, pdns88.ultradns.com, pdns88.ultradns.net and pdns88.ultradns.org.
myjmh.com at least partially shares name servers with other domains such as harrisassoc.jp, ap-review.de, je-davy.com, davypensions.ie and alixpartners.com.
Host names with two IP numbers:
pdns88.ultradns.biz points to 2610:a1:1015::7c and 156.154.66.88
pdns88.ultradns.com points to 2001:502:f3ff::7c and 156.154.64.88
pdns88.ultradns.net points to 2610:a1:1014::7c and 156.154.65.88
pdns88.ultradns.org points to 2001:502:4612::7c and 156.154.67.88
Mail Servers
Two mail servers handle myjmh.com: mx1.hc2038-62.iphmx.com and mx2.hc2038-62.iphmx.com.
myjmh.com shares the same mail server setup as other domains, including muirlab.com, johnmuircancerinstitute.org, johnmuirhealthaco.net, jmhdoc.net and myjmh.net.