arrivemathematics.org - robtex.com

arrivemathematics.org

DNSSEC⚠️ Not signed
A192.243.85.12🇺🇸 F5192.243.85.0/24 hosted
NSpdns85.ultradns.com ⭐
A2001:502:f3ff::79🇺🇸 MAINT-ID-120082001:502:f3ff::/48 Neustar
PTRpdns85.ultradns.com
A156.154.64.85🇺🇸 MAINT-ID-12008156.154.64.0/24 Neustar
PTRpdns85.ultradns.com
NSpdns85.ultradns.biz
A2610:a1:1015::79🇺🇸 MAINT-ID-120082610:a1:1015::/48 Neustar
PTRpdns85.ultradns.biz
A156.154.66.85🇺🇸 MAINT-ID-12008156.154.66.0/24 Neustar
PTRpdns85.ultradns.biz
NSpdns85.ultradns.net
A2610:a1:1014::79🇺🇸 MAINT-ID-120082610:a1:1014::/48 Neustar
PTRpdns85.ultradns.net
A156.154.65.85🇺🇸 MAINT-ID-12008156.154.65.0/24 Neustar
PTRpdns85.ultradns.net
NSpdns85.ultradns.org
A2001:502:4612::79🇺🇸 MAINT-ID-120082001:502:4612::/48 Neustar
PTRpdns85.ultradns.org
A156.154.67.85🇺🇸 MAINT-ID-12008156.154.67.0/24 Neustar
PTRpdns85.ultradns.org
TXTv=spf1 -all
TXT2zsvhspvz8rzys8jgcn6qqbjpt9f9lwn
TXTqdpdytgj2gt5t115ppt852t165xfxbkr
SOApdns85.ultradns.comhostmaster@mheducation.com 2017-09-21 #20

org

DNSSEC🔒 Signed (DS record present)
NSa0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation
NSa2.org.afilias-nst.info ⚠️ Not in parent delegation
NSb0.org.afilias-nst.org
NSb2.org.afilias-nst.org
NSc0.org.afilias-nst.info ⚠️ Not in parent delegation
NSd0.org.afilias-nst.org
SOAa0.org.afilias-nst.infohostmaster@donuts.email serial=1777068783

Same first word

arrivemathematics.info
arrivemathematics.org
arrivemathematics.com
arrivemathematics.net

DNS History

5 records (5 active, 0 former)

NSpdns85.ultradns.bizpdns85.ultradns.compdns85.ultradns.netpdns85.ultradns.orgA192.243.85.12
●NSpdns85.ultradns.biz2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 19:06:02
● 2026-04-24 22:38:56
●NSpdns85.ultradns.com2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 19:06:02
● 2026-04-24 22:38:56
●NSpdns85.ultradns.net2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 19:06:02
● 2026-04-24 22:38:56
●NSpdns85.ultradns.org2026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 19:06:02
● 2026-04-24 22:38:56
●A192.243.85.122026-04-24 → 2026-04-24 · 2 obs
● 2026-04-24 19:06:02
● 2026-04-24 22:38:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
arrivemathematics.orgpdns85.ultradns.com, pdns85.ultradns.net, pdns85.ultradns.org, pdns85.ultradns.biz2 records

✅ Authoritative Response

Server:156.154.66.85

NS records: pdns85.ultradns.com, pdns85.ultradns.net, pdns85.ultradns.org, pdns85.ultradns.biz

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for arrivemathematics.org (unsigned zone)

⏱️ Timing

Total: 879ms | Queries: -

📄 Records

TypeCountSample Data
A1192.243.85.12
NS4pdns85.ultradns.biz, pdns85.ultradns.com...
TXT3v=spf1 -all, 2zsvhspvz8rzys8jgcn6qqbjpt9f9lwn...
SOA1pdns85.ultradns.com hostmaster.mheducati

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (pdns85.ultradns.org, pdns85.ultradns.org)

Analysis

IP Addresses

arrivemathematics.org points to a single IP address: 192.243.85.12.

Other host names such as ellevateenglish.com, nycfamisresources.com, arrivemath.net, mhmymath.com and redbirdprofessionallearning.com share IPs with arrivemathematics.org.

Name Servers

arrivemathematics.org is delegated to four name servers: pdns85.ultradns.biz, pdns85.ultradns.com, pdns85.ultradns.net and pdns85.ultradns.org.

arrivemathematics.org at least partially shares name servers with other domains, for example hemonc.mhmedical.com, mcgraw-hillprofessional.com, istudyhealthpsychology.ca, tegr.it and mhkidscds.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