mhrbcscience.com - robtex.com
mhrbcscience.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | pdns85.ultradns.biz ⚠️ Not in zone NS records | ||||||
| A | 2610:a1:1015::79🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar | ||||||
| PTR | pdns85.ultradns.biz | ||||||
| A | 156.154.66.85🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar | ||||||
| PTR | pdns85.ultradns.biz | ||||||
| NS | pdns85.ultradns.com ⚠️ Not in zone NS records | ||||||
| A | 2001:502:f3ff::79🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar | ||||||
| PTR | pdns85.ultradns.com | ||||||
| A | 156.154.64.85🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar | ||||||
| PTR | pdns85.ultradns.com | ||||||
| NS | pdns85.ultradns.net ⚠️ Not in zone NS records | ||||||
| A | 2610:a1:1014::79🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar | ||||||
| PTR | pdns85.ultradns.net | ||||||
| A | 156.154.65.85🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar | ||||||
| PTR | pdns85.ultradns.net | ||||||
| NS | pdns85.ultradns.org ⚠️ Not in zone NS records | ||||||
| A | 2001:502:4612::79🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar | ||||||
| PTR | pdns85.ultradns.org | ||||||
| A | 156.154.67.85🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar | ||||||
| PTR | pdns85.ultradns.org | ||||||
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=1777086411 | ||||||
Same first word
mhrbcscience.com |
DNS History
7 records (4 active, 3 former)
●NSpdns85.ultradns.biz2015-07-25 → 2026-04-25 · 2 obs
● 2026-04-25 03:31:06
●NSpdns85.ultradns.com2015-07-25 → 2026-04-25 · 2 obs
● 2026-04-25 03:31:06
●NSpdns85.ultradns.net2015-07-25 → 2026-04-25 · 2 obs
● 2026-04-25 03:31:06
●NSpdns85.ultradns.org2015-07-25 → 2026-04-25 · 2 obs
● 2026-04-25 03:31:06
○MXmail.eppg.com2015-07-25 → 2017-01-02 · 4 obs
● 2017-01-02 20:39:42
○ 2026-04-24 04:58:16
○ 2026-04-25 03:31:06
○A192.243.83.302015-07-25 → 2017-01-02 · 4 obs
● 2017-01-02 20:39:42
○ 2026-04-24 04:58:16
○ 2026-04-25 03:31:06
○A192.243.93.452015-07-25 → 2017-01-02 · 4 obs
● 2017-01-02 20:39:42
○ 2026-04-24 04:58:16
○ 2026-04-25 03:31:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, k.gtld-servers.net, b.gtld-servers.net, m.gtld-servers.net... | - |
| mhrbcscience.com | pdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org | 2 records |
✅ Authoritative Response
Server:156.154.65.85
NS records: pdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for mhrbcscience.com (unsigned zone)
⏱️ Timing
Total: 432ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (pdns85.ultradns.com, pdns85.ultradns.com)
Analysis
Name Servers
mhrbcscience.com delegates to four name servers: pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org.
mhrbcscience.com at least partially shares name servers with other domains, including engradewa.com, istudyfinance.ca, lsplatforms.org, istudyaccounting.ca and readinglabs.com.
Host names with two IP numbers: pdns85.ultradns.biz points to 2610:a1:1015::79 and 156.154.66.85; pdns85.ultradns.com points to 2001:502:f3ff::79 and 156.154.64.85; pdns85.ultradns.net points to 2610:a1:1014::79 and 156.154.65.85; pdns85.ultradns.org points to 2001:502:4612::79 and 156.154.67.85.