gotomymath.com - robtex.com
gotomymath.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 204.74.99.100🇺🇸 MAINT-ID-12008204.74.99.0/24 Neustar | ||||||
| PTR | crs.ultradns.net | ||||||
| NS | pdns85.ultradns.com ⭐ | ||||||
| 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.biz | ||||||
| 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.net | ||||||
| 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 | ||||||
| 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 | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | pdns85.ultradns.comhostmaster@mheducation.com 2014-12-04 #17 | ||||||
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=1783668277 | ||||||
Same first word
gotomymath.com |
DNS History
6 records (5 active, 1 former)
●NSpdns85.ultradns.biz2015-08-18 → 2026-07-10 · 2 obs
● 2026-07-10 07:35:06
●NSpdns85.ultradns.com2015-08-18 → 2026-07-10 · 2 obs
● 2026-07-10 07:35:06
●NSpdns85.ultradns.net2015-08-18 → 2026-07-10 · 2 obs
● 2026-07-10 07:35:06
●NSpdns85.ultradns.org2015-08-18 → 2026-07-10 · 2 obs
● 2026-07-10 07:35:06
●A204.74.99.1002026-04-24 → 2026-07-10 · 3 obs
● 2026-04-24 19:50:08
● 2026-07-10 07:35:06
○A204.8.135.172015-08-18 → 2017-03-18 · 4 obs
● 2017-03-18 14:51:52
○ 2026-04-24 19:50:08
○ 2026-07-10 07:35:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| gotomymath.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 gotomymath.com (unsigned zone)
⏱️ Timing
Total: 575ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 204.74.99.100 |
| NS | 4 | pdns85.ultradns.biz, pdns85.ultradns.com... |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | pdns85.ultradns.com hostmaster.mheducati |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (pdns85.ultradns.com, pdns85.ultradns.com)
Analysis
IP Addresses
gotomymath.com resolves to one IP address: 204.74.99.100.
expediacafe.org.ve, kenwood.com.hk, vinci-autoroutes.net and two other host names share IP numbers with gotomymath.com.
Name Servers
The authoritative name servers for gotomymath.com are pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org.
gotomymath.com shares at least some of its name servers with other domains, including bachillerato.es, istudybusinessmath.com, mcgrawhill-markets.com and two others.
The host names pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org each resolve to two IP addresses: pdns85.ultradns.biz resolves to 156.154.66.85 and 2610:a1:1015::79; pdns85.ultradns.com resolves to 156.154.64.85 and 2001:502:f3ff::79; pdns85.ultradns.net resolves to 156.154.65.85 and 2610:a1:1014::79; pdns85.ultradns.org resolves to 156.154.67.85 and 2001:502:4612::79.