usefulness.org - robtex.com

usefulness.org

DNSSEC⚠️ Not signed
A216.250.121.3🇺🇸 IONOS-AS216.250.112.0/20 1&1 Internet Inc. 701 Lee Rd, Suite 300 Chesterbrook, PA 19087 US
PTRperfora.net
NSns1048.ui-dns.com ⭐
A2001:8d8:fe:53:0:d9a0:5230:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1048.ui-dns.com
A217.160.82.48🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1048.ui-dns.com
NSns1048.ui-dns.biz
A2001:8d8:fe:53:0:d9a0:5130:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1048.ui-dns.biz
A217.160.81.48🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1048.ui-dns.biz
NSns1048.ui-dns.de
A2001:8d8:fe:53:0:d9a0:5030:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1048.ui-dns.de
A217.160.80.48🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1048.ui-dns.de
NSns1048.ui-dns.org
A2001:8d8:fe:53:0:d9a0:5330:100🇩🇪 IONOS-AS2001:8d8:fe::/47 IONOS AS8560 anycast more specific
PTRns1048.ui-dns.org
A217.160.83.48🇩🇪 IONOS-AS217.160.80.0/22 AS8560 anycast more specific
PTRns1048.ui-dns.org
MXmx00.ionos.com ⭐
A74.208.5.3🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx00.perfora.net
MXmx01.ionos.com ⭐
A74.208.5.21🇺🇸 IONOS-AS74.208.0.0/16 IONOS Inc.
PTRmx01.perfora.net
TXTv=spf1 include:_spf-us.ionos.com ~all
SOAns1048.ui-dns.comhostmaster@1and1.com 2016-07-25 #3

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=1774740753

Same first word

usefulness.altervista.org
usefulness.org
usefulness.com
usefulness.info

Similar names

uselessfun.com

DNS History

12 records (7 active, 5 former)

200920112013201520172019202120232025NSns1048.ui-dns.bizns1048.ui-dns.comns1048.ui-dns.dens1048.ui-dns.orgns29.1and1.comns30.1and1.comMXmx00.ionos.commx01.ionos.commx00.1and1.commx01.1and1.comA216.250.121.374.208.29.42
●NSns1048.ui-dns.biz2020-01-17 → 2026-03-28 · 3 obs
○ 2017-02-05 19:40:16
● 2020-01-17 09:49:50
● 2026-03-28 23:58:46
●NSns1048.ui-dns.com2020-01-17 → 2026-03-28 · 3 obs
○ 2017-02-05 19:40:16
● 2020-01-17 09:49:50
● 2026-03-28 23:58:46
●NSns1048.ui-dns.de2020-01-17 → 2026-03-28 · 3 obs
○ 2017-02-05 19:40:16
● 2020-01-17 09:49:50
● 2026-03-28 23:58:46
●NSns1048.ui-dns.org2020-01-17 → 2026-03-28 · 3 obs
○ 2017-02-05 19:40:16
● 2020-01-17 09:49:50
● 2026-03-28 23:58:46
○NSns29.1and1.com2008-11-27 → 2017-02-05 · 4 obs
● 2008-11-27 23:40:30
● 2017-02-05 19:40:16
○ 2020-01-17 09:49:50
○ 2026-03-28 23:58:46
○NSns30.1and1.com2008-11-27 → 2017-02-05 · 4 obs
● 2008-11-27 23:40:30
● 2017-02-05 19:40:16
○ 2020-01-17 09:49:50
○ 2026-03-28 23:58:46
○MXmx00.1and1.com2008-11-27 → 2020-01-17 · 4 obs
● 2008-11-27 23:40:30
● 2020-01-17 09:49:50
○ 2026-03-27 17:43:52
○ 2026-03-28 23:58:46
●MXmx00.ionos.com2026-03-27 → 2026-03-28 · 3 obs
○ 2020-01-17 09:49:50
● 2026-03-27 17:43:52
● 2026-03-28 23:58:46
○MXmx01.1and1.com2008-11-27 → 2020-01-17 · 4 obs
● 2008-11-27 23:40:30
● 2020-01-17 09:49:50
○ 2026-03-27 17:43:52
○ 2026-03-28 23:58:46
●MXmx01.ionos.com2026-03-27 → 2026-03-28 · 3 obs
○ 2020-01-17 09:49:50
● 2026-03-27 17:43:52
● 2026-03-28 23:58:46
●A216.250.121.32017-02-05 → 2026-03-28 · 3 obs
○ 2016-04-28 09:00:56
● 2017-02-05 19:40:16
● 2026-03-28 23:58:46
○A74.208.29.422008-11-27 → 2016-04-28 · 4 obs
● 2008-11-27 23:40:30
● 2016-04-28 09:00:56
○ 2017-02-05 19:40:16
○ 2026-03-28 23:58:46

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
usefulness.orgns1048.ui-dns.com, ns1048.ui-dns.biz, ns1048.ui-dns.org, ns1048.ui-dns.de2 records

✅ Authoritative Response

Server:217.160.83.48

NS records: ns1048.ui-dns.com, ns1048.ui-dns.biz, ns1048.ui-dns.org, ns1048.ui-dns.de

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for usefulness.org (unsigned zone)

⏱️ Timing

Total: 510ms | Queries: -

📄 Records

TypeCountSample Data
A1216.250.121.3
NS4ns1048.ui-dns.org, ns1048.ui-dns.com...
MX2mx00.ionos.com (pri: 10), mx01.ionos.com (pri: 10)
TXT1v=spf1 include:_spf-us.ionos.com ~all
SOA1ns1048.ui-dns.com hostmaster.1and1.com

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1048.ui-dns.org, ns1048.ui-dns.org)

Analysis

IP Addresses

usefulness.org points to a single IP: 216.250.121.3.

Other host names, for instance kmandree.com, lisamcaruso.com, dspring.net, caulkmate.com and sodeal.net share IP numbers with usefulness.org.

Name Servers

usefulness.org is delegated to four name servers: ns1048.ui-dns.biz, ns1048.ui-dns.com, ns1048.ui-dns.de and ns1048.ui-dns.org.

usefulness.org at least partially shares its name servers with other domains, for instance julianss.com, withwomen.co.uk, abm.de, deko-blickfang.de and change-journey.com.

These name servers are commonly used with ns1104.ui-dns.de, ns1061.ui-dns.org, ns1098.ui-dns.biz, ns1016.ui-dns.de, ns1125.ui-dns.org, ns1118.ui-dns.com and ns1018.ui-dns.de.

Host names with two IPs: ns1048.ui-dns.biz points to 2001:8d8:fe:53:0:d9a0:5130:100 and 217.160.81.48; ns1048.ui-dns.com points to 2001:8d8:fe:53:0:d9a0:5230:100 and 217.160.82.48; ns1048.ui-dns.de points to 2001:8d8:fe:53:0:d9a0:5030:100 and 217.160.80.48; ns1048.ui-dns.org points to 2001:8d8:fe:53:0:d9a0:5330:100 and 217.160.83.48.

Mail Servers

Two mail servers mx00.ionos.com and mx01.ionos.com handle usefulness.org.

usefulness.org uses the same mail server setup as other domains such as thetheatrefactory.com, luxentia.com, jelivingston.com, ridetron.com and aishgaladinner.ca.

usefulness.org shares some mail servers with other domains at least partially, for example bodytunepro.com.

Host names with a single IP:

mx00.ionos.com resolves to 74.208.5.3.

mx01.ionos.com resolves to 74.208.5.21.