oss4lib.org - robtex.com

oss4lib.org

DNSSEC⚠️ Not signed
A2606:4700:3031::ac43:d93a🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3034::6815:4e3d🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.78.61Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.217.58🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NScheryl.ns.cloudflare.com ⭐
A2606:4700:50::adf5:3a53🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcheryl.ns.cloudflare.com
A2803:f800:50::6ca2:c053🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRcheryl.ns.cloudflare.com
A2a06:98c1:50::ac40:2053🇺🇸 Cloudflare2a06:98c1:50::/45
PTRcheryl.ns.cloudflare.com
A108.162.192.83🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcheryl.ns.cloudflare.com
A172.64.32.83🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcheryl.ns.cloudflare.com
A173.245.58.83🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRcheryl.ns.cloudflare.com
NStoby.ns.cloudflare.com
A2606:4700:58::adf5:3bef🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtoby.ns.cloudflare.com
A2803:f800:50::6ca2:c1ef🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtoby.ns.cloudflare.com
A2a06:98c1:50::ac40:21ef🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtoby.ns.cloudflare.com
A108.162.193.239🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtoby.ns.cloudflare.com
A172.64.33.239🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtoby.ns.cloudflare.com
A173.245.59.239🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtoby.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4104.21.78.61, 172.67.217.58
IPv62606:4700:3031::ac43:d93a, 2606:4700:3034::6815:4e3d
SOAcheryl.ns.cloudflare.comdns@cloudflare.com serial=2399502274

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=1773551953
WOT: SAFE (72/100)

Subdomains

www.oss4lib.org

Same first word

oss4lib.org

DNS History

16 records (6 active, 10 former)

20162017201820192020202120222023202420252026NScheryl.ns.cloudflare.comtoby.ns.cloudflare.comdfranklindns.its.unc.edudmanningdns.its.unc.edufasterpass.its.unc.eduns.unc.eduns2.unc.eduA104.21.78.61172.67.217.582606:4700:3031::ac43:d93a2606:4700:3034::6815:4e3d152.19.134.41188.114.96.0188.114.97.02a06:98c1:3120::2a06:98c1:3121::
●NScheryl.ns.cloudflare.com2026-03-23 → 2026-03-23 · 2 obs
○ 2017-03-25 18:54:46
● 2026-03-23 14:50:16
○NSdfranklindns.its.unc.edu2015-08-05 → 2017-03-25 · 3 obs
● 2015-08-05 08:33:02
● 2017-03-25 18:54:46
○ 2026-03-23 14:50:16
○NSdmanningdns.its.unc.edu2015-08-05 → 2017-03-25 · 3 obs
● 2015-08-05 08:33:02
● 2017-03-25 18:54:46
○ 2026-03-23 14:50:16
○NSfasterpass.its.unc.edu2015-08-05 → 2017-03-25 · 3 obs
● 2015-08-05 08:33:02
● 2017-03-25 18:54:46
○ 2026-03-23 14:50:16
○NSns.unc.edu2015-08-05 → 2017-03-25 · 3 obs
● 2015-08-05 08:33:02
● 2017-03-25 18:54:46
○ 2026-03-23 14:50:16
○NSns2.unc.edu2015-08-05 → 2017-03-25 · 3 obs
● 2015-08-05 08:33:02
● 2017-03-25 18:54:46
○ 2026-03-23 14:50:16
●NStoby.ns.cloudflare.com2026-03-23 → 2026-03-23 · 2 obs
○ 2017-03-25 18:54:46
● 2026-03-23 14:50:16
●A104.21.78.612026-03-23 → 2026-03-23 · 2 obs
○ 2017-03-25 18:54:46
● 2026-03-23 14:50:16
○A152.19.134.412015-08-05 → 2017-03-25 · 3 obs
● 2015-08-05 08:33:02
● 2017-03-25 18:54:46
○ 2026-03-23 14:50:16
●A172.67.217.582026-03-23 → 2026-03-23 · 2 obs
○ 2017-03-25 18:54:46
● 2026-03-23 14:50:16
○A188.114.96.02026-03-23 → 2026-03-23 · 1 obs
○ 2026-03-23 14:50:16
○A188.114.97.02026-03-23 → 2026-03-23 · 1 obs
○ 2026-03-23 14:50:16
●A2606:4700:3031::ac43:d93a2026-03-23 → 2026-03-23 · 2 obs
○ 2017-03-25 18:54:46
● 2026-03-23 14:50:16
●A2606:4700:3034::6815:4e3d2026-03-23 → 2026-03-23 · 2 obs
○ 2017-03-25 18:54:46
● 2026-03-23 14:50:16
○A2a06:98c1:3120::2026-03-23 → 2026-03-23 · 1 obs
○ 2026-03-23 14:50:16
○A2a06:98c1:3121::2026-03-23 → 2026-03-23 · 1 obs
○ 2026-03-23 14:50:16

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
orgb0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org-
oss4lib.orgtoby.ns.cloudflare.com, cheryl.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.239

NS records: toby.ns.cloudflare.com, cheryl.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for oss4lib.org (unsigned zone)

⏱️ Timing

Total: 269ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.78.61, 172.67.217.58
AAAA22606:4700:3031::ac43:d93a, 2606:4700:3034::6815:4e3d
NS2cheryl.ns.cloudflare.com, toby.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1cheryl.ns.cloudflare.com dns.cloudflare.

Analysis

Hierarchy

www.oss4lib.org has oss4lib.org as its parent.

IP Addresses

oss4lib.org maps to four IP numbers: 2606:4700:3031::ac43:d93a, 2606:4700:3034::6815:4e3d, 104.21.78.61 and 172.67.217.58.

Other host names, for instance hhch.sa, lomni-11pavex.click, 325888r.com, pndawajaya.online and ns.pokerspigel.com share IP numbers with oss4lib.org.

Name Servers

Two name servers cheryl.ns.cloudflare.com and toby.ns.cloudflare.com are delegated to oss4lib.org.

oss4lib.org uses the same name server configuration as other domains, such as gabyn.com, surmatelasmemoiredeforme.com, zioraimpact-solution.com, streamlinedink.com and umznin.pl.

oss4lib.org at least partially shares name servers with other domains such as wdc.co.th, greenbyte.digital, eco-balancejourneycore.info, 1winbetcanada.com and vantangecapital.com.

These name servers are commonly used with logan.ns.cloudflare.com, hal.ns.cloudflare.com, izabella.ns.cloudflare.com and ingrid.ns.cloudflare.com.

Host names with six IP numbers: Host name cheryl.ns.cloudflare.com points to 2606:4700:50::adf5:3a53, 2803:f800:50::6ca2:c053, 2a06:98c1:50::ac40:2053, 108.162.192.83, 172.64.32.83 and 173.245.58.83; host name toby.ns.cloudflare.com points to 2606:4700:58::adf5:3bef, 2803:f800:50::6ca2:c1ef, 2a06:98c1:50::ac40:21ef, 108.162.193.239, 172.64.33.239 and 173.245.59.239.