usd453.org - robtex.com
usd453.org
org
| DNSSEC | π Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info β β οΈ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info β οΈ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info β οΈ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1773551953 | ||||||
Subdomains
www.usd453.org |
Same first word
Similar names
DNS History
11 records (8 active, 3 former)
βNSns19.worldnic.com2015-08-15 β 2026-03-18 Β· 2 obs
β 2026-03-18 11:30:00
βNSns20.worldnic.com2015-08-15 β 2026-03-18 Β· 2 obs
β 2026-03-18 11:30:00
βMXalt1.aspmx.l.google.com2016-08-05 β 2026-03-18 Β· 3 obs
β 2016-08-05 13:40:22
β 2026-03-18 11:30:00
βMXalt2.aspmx.l.google.com2016-08-05 β 2026-03-18 Β· 3 obs
β 2016-08-05 13:40:22
β 2026-03-18 11:30:00
βMXalt3.aspmx.l.google.com2016-08-05 β 2026-03-18 Β· 3 obs
β 2016-08-05 13:40:22
β 2026-03-18 11:30:00
βMXalt4.aspmx.l.google.com2016-08-05 β 2026-03-18 Β· 3 obs
β 2016-08-05 13:40:22
β 2026-03-18 11:30:00
βMXaspmx.l.google.com2016-08-05 β 2026-03-18 Β· 3 obs
β 2016-08-05 13:40:22
β 2026-03-18 11:30:00
βMXms16.tcnoc.com2015-08-15 β 2016-06-26 Β· 4 obs
β 2016-06-26 16:37:44
β 2016-08-05 13:40:22
β 2026-03-18 11:30:00
βMXms17.tcnoc.com2015-08-15 β 2016-06-26 Β· 4 obs
β 2016-06-26 16:37:44
β 2016-08-05 13:40:22
β 2026-03-18 11:30:00
βA104.17.71.732026-02-15 β 2026-03-18 Β· 3 obs
β 2026-02-15 19:57:40
β 2026-03-18 11:30:00
βA162.242.146.302015-08-15 β 2017-09-02 Β· 4 obs
β 2017-09-02 22:00:02
β 2026-02-15 19:57:40
β 2026-03-18 11:30:00
π DNS Trace
π Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| usd453.org | ns19.worldnic.com, ns20.worldnic.com | - |
β Authoritative Response
Server: 162.159.27.150
NS records: ns19.worldnic.com, ns20.worldnic.com
π DNSSEC Status
β οΈ Insecure (no DNSSEC)
No DS record for usd453.org (unsigned zone)
β±οΈ Timing
Total: 579ms | Queries: -
π Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 104.17.71.73 |
| NS | 2 | ns19.worldnic.com, ns20.worldnic.com |
| MX | 5 | alt1.aspmx.l.google.com (pri: 5), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 4 | apple-domain-verification=yuAJjPk3W37aG4, j3dq7g9373vg5k6ntl7kdlh559... |
| SOA | 1 | NS19.WORLDNIC.COM namehost@WORLDNIC.COM |
Analysis
Hierarchy
usd453.org is the parent of www.usd453.org.
IP Addresses
usd453.org resolves to a single IP address: 104.17.71.73.
Other host names including meet.yesprep.org, elpotters.school, clwcc.org, 63-192-130-2.eurekacityschools.org and hpc.mssm.org share IP numbers with usd453.org.
Name Servers
usd453.org's delegation uses two name servers, ns19.worldnic.com and ns20.worldnic.com.
usd453.org shares the same name server setup as other domains, for example nationalboraxx.com, healthaxis.info, lagunabeach-monarchbeachhomes.com, swiftfreighttracker.biz and fximobile.com.
usd453.org partially shares its name servers with other domains, for example whitneymonument.com and maveon.nl.
Host names with a single IP:
ns19.worldnic.com points to 162.159.26.214.
ns20.worldnic.com points to 162.159.27.150.
Mail Servers
usd453.org is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
The mail servers for usd453.org are shared with other domains, for instance creativedesignofnc.com, minifeel.in, ns500754.ns500742.ns500671.ns500731.ns500731.ns500731.ns500731.ns500731.ns500705.ns500678.ns500649.ns500142.lusty(0x736c7574)z.com, ns500671.ns500671.ns500754.ns500671.ns500754.ns500742.ns500671.ns500671.ns500704.ns500671.ns500704.ns500671.ns500704.ns500291.ns500649.ns500153.tenderladiesbz.com and ns500671.ns500742.ns500731.ns500742.ns500742.ns500704.ns500742.ns500704.ns500671.ns500688.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com.
These mail servers are commonly used alongside aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
aspmx.l.google.com points to 2607:f8b0:4004:c19::1b and 172.253.62.27.
alt1.aspmx.l.google.com points to 2607:f8b0:4003:c30::1b and 74.125.27.26.
alt2.aspmx.l.google.com points to 2607:f8b0:4001:c70::1a and 192.178.209.26.
alt3.aspmx.l.google.com points to 2607:f8b0:4024:c0d::1b and 192.178.152.26.
alt4.aspmx.l.google.com points to 2607:f8b0:4023:403::1a and 142.250.96.27.