mayfieldpub.com - robtex.com

mayfieldpub.com

DNSSEC⚠️ Not signed
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
MXcorp148mr3.mcgraw-hill.com ⭐
MXcorp148mr4.mcgraw-hill.com ⭐
MXnj12corpmr01.mcgraw-hill.com ⭐
MXnj12corpmr02.mcgraw-hill.com(30)
TXTv=spf1 mx -all
SOApdns85.ultradns.comhostmaster@mheducation.com 2013-03-06 #15

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1777108501
WOT: SAFE (67/100)

Subdomains

www.mayfieldpub.com

Same first word

mayfieldpub.com

DNS History

13 records (8 active, 5 former)

201020122014201620182020202220242026NSpdns85.ultradns.bizpdns85.ultradns.compdns85.ultradns.netpdns85.ultradns.orgns1.mhedu.comns2.mhedu.comMXcorp148mr3.mcgraw-hill.comcorp148mr4.mcgraw-hill.comnj12corpmr01.mcgraw-hill.comnj12corpmr02.mcgraw-hill.comcorp55wmr3.mcgraw-hill.comcorp55wmr4.mcgraw-hill.comA12.26.55.139
○NSns1.mhedu.com2009-01-11 → 2009-01-11 · 3 obs
● 2009-01-11 03:35:02
○ 2015-07-22 19:08:02
○ 2026-04-25 09:20:30
○NSns2.mhedu.com2009-01-11 → 2009-01-11 · 3 obs
● 2009-01-11 03:35:02
○ 2015-07-22 19:08:02
○ 2026-04-25 09:20:30
●NSpdns85.ultradns.biz2015-07-22 → 2026-04-25 · 3 obs
○ 2009-01-11 03:35:02
● 2015-07-22 19:08:02
● 2026-04-25 09:20:30
●NSpdns85.ultradns.com2015-07-22 → 2026-04-25 · 3 obs
○ 2009-01-11 03:35:02
● 2015-07-22 19:08:02
● 2026-04-25 09:20:30
●NSpdns85.ultradns.net2015-07-22 → 2026-04-25 · 3 obs
○ 2009-01-11 03:35:02
● 2015-07-22 19:08:02
● 2026-04-25 09:20:30
●NSpdns85.ultradns.org2015-07-22 → 2026-04-25 · 3 obs
○ 2009-01-11 03:35:02
● 2015-07-22 19:08:02
● 2026-04-25 09:20:30
●MXcorp148mr3.mcgraw-hill.com2009-01-11 → 2026-04-25 · 2 obs
● 2009-01-11 03:35:02
● 2026-04-25 09:20:30
●MXcorp148mr4.mcgraw-hill.com2009-01-11 → 2026-04-25 · 2 obs
● 2009-01-11 03:35:02
● 2026-04-25 09:20:30
○MXcorp55wmr3.mcgraw-hill.com2009-01-11 → 2009-01-11 · 3 obs
● 2009-01-11 03:35:02
○ 2015-07-22 19:08:02
○ 2026-04-25 09:20:30
○MXcorp55wmr4.mcgraw-hill.com2009-01-11 → 2009-01-11 · 3 obs
● 2009-01-11 03:35:02
○ 2015-07-22 19:08:02
○ 2026-04-25 09:20:30
●MXnj12corpmr01.mcgraw-hill.com2015-07-22 → 2026-04-25 · 3 obs
○ 2009-01-11 03:35:02
● 2015-07-22 19:08:02
● 2026-04-25 09:20:30
●MXnj12corpmr02.mcgraw-hill.com2015-07-22 → 2026-04-25 · 3 obs
○ 2009-01-11 03:35:02
● 2015-07-22 19:08:02
● 2026-04-25 09:20:30
○A12.26.55.1392009-01-11 → 2009-01-11 · 3 obs
● 2009-01-11 03:35:02
○ 2015-07-22 19:08:02
○ 2026-04-25 09:20:30

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comf.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net...-
mayfieldpub.compdns85.ultradns.net, pdns85.ultradns.com, pdns85.ultradns.biz, pdns85.ultradns.org2 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 mayfieldpub.com (unsigned zone)

⏱️ Timing

Total: 824ms | Queries: -

📄 Records

TypeCountSample Data
NS4pdns85.ultradns.biz, pdns85.ultradns.com...
MX4corp148mr3.mcgraw-hill.com (pri: 20), corp148mr4.mcgraw-hill.com (pri: 20)...
TXT1v=spf1 mx -all
SOA1pdns85.ultradns.com hostmaster.mheducati

📌 Glue Records Collected

Total: 2

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

Analysis

Hierarchy

mayfieldpub.com is the parent of www.mayfieldpub.com.

Name Servers

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

mayfieldpub.com at least partially shares name servers with other domains, for instance connectcollegealgebra.com, engradesc.com, mcgraw-hilleducation.biz, mcgraw-hillresearchfoundation.org and mcgrawhillcreate.net.

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.

Mail Servers

Four mail servers handle mayfieldpub.com: corp148mr3.mcgraw-hill.com, corp148mr4.mcgraw-hill.com, nj12corpmr01.mcgraw-hill.com and nj12corpmr02.mcgraw-hill.com.

mayfieldpub.com shares some mail servers with other domains, at least partially, for instance openup.co.uk, standardandpoors.co.nz, sp.eu, sraflexworks.com and istudyom.ca.

These mail servers are commonly used alongside corp148mr6.mcgraw-hill.com and corp55wmr5.mcgraw-hill.com.