This prefix is not visible in the DFZ right now
You shouldnt be able to see this, But here lies a quick hack to make the super LG work
- Registered on
- 26 Jun 1990 (35 years old)
- Registered to
- ARIN-RYERS-1 (arin)
- Prefix status
- Active, Allocated under ARIN
- Size of prefix
- 64 /24's
Less Specific Announcements
| Prefix | Description | |
|---|---|---|
|
141.117.128.0/17 | Toronto Metropolitan University |
|
|
141.117.0.0/16 | Toronto Metropolitan University |
Chart Display Options
How are upstreams and downstreams calculated?
Upstreams
| ASN | Description | |
|---|---|---|
|
AS26677 | ORION |
 |
AS174 | Cogent Communications, LLC |
Peers
| ASN | Description | |
|---|---|---|
|
AS26677 | ORION |
|
AS174 | Cogent Communications, LLC |
NetHandle: NET-141-117-0-0-1 OrgID: RYERS-1 Parent: NET-141-0-0-0-0 NetName: RYERSON-U-NETWORK NetRange: 141.117.0.0 - 141.117.255.255 NetType: allocation RegDate: 1990-06-26 Updated: 2021-12-14 Source: ARIN OrgID: RYERS-1 OrgName: Toronto Metropolitan University CanAllocate: Street: 350 VICTORIA ST. Street: CCS Street: Room POD-B48 City: TORONTO State/Prov: ON Country: CA PostalCode: M5B-2K3 RegDate: 2005-08-10 Updated: 2025-10-14 OrgAdminHandle: MICHA116-ARIN OrgTechHandle: MICHA116-ARIN OrgAbuseHandle: MICHA116-ARIN OrgNOCHandle: MICHA116-ARIN Source: ARIN OrgAdminHandle: MICHA116-ARIN OrgAdminName: Mourad Michael # Email removed, Log into bgp.tools to see whois emails OrgTechHandle: MICHA116-ARIN OrgTechName: Mourad Michael # Email removed, Log into bgp.tools to see whois emails OrgAbuseHandle: MICHA116-ARIN OrgAbuseName: Mourad Michael # Email removed, Log into bgp.tools to see whois emails OrgNOCHandle: MICHA116-ARIN OrgNOCName: Mourad Michael # Email removed, Log into bgp.tools to see whois emailsLast Update: 2026-06-06T03:27:50Z UTC
| Address | PTR | |
|---|---|---|
| 141.117.128.18 | bb90dv.ijvt.ryerson.ca. | |
| 141.117.128.19 | bb91dv.ijvt.ryerson.ca. | |
| 141.117.128.24 | up90dv.ijvt.ryerson.ca. | |
| 141.117.128.26 | coursesup.ijvt.ryerson.ca. | |
| 141.117.128.29 | newldap.semiprod.ryerson.ca. | |
| 141.117.128.31 | csstg.spi.ryerson.ca. | |
| 141.117.128.34 | ras.spi.ryerson.ca. | |
| 141.117.128.37 | maildap.spi.ryerson.ca. | |
| 141.117.128.151 | nstest.spi.ryerson.ca. | |
| 141.117.128.246 | mfe2-snat.spi.ryerson.ca. | |
| 141.117.128.247 | mfe3-snat.spi.ryerson.ca. | |
| 141.117.128.248 | mfe4-snat.spi.ryerson.ca. | |
| 141.117.128.249 | mfe5-snat.spi.ryerson.ca. | |
| 141.117.128.250 | mfe-snat.spi.ryerson.ca. | |
| 141.117.129.1 | rscanoutbound.spi.ryerson.ca. | |
| 141.117.129.11 | upktp.ryerson.ca. | |
| 141.117.129.12 | area51lc.spi.ryerson.ca. | |
| 141.117.129.22 | bb91dvc.ijvt.ryerson.ca. | |
| 141.117.129.24 | bb91ugc.ijvt.ryerson.ca. | |
| 141.117.129.25 | upktst.ryerson.ca. | |
| 141.117.129.26 | sugar.spi.ryerson.ca. | |
| 141.117.129.30 | bb91qac.spi.ryerson.ca. | |
| 141.117.129.31 | gai.spi.ryerson.ca. | |
| 141.117.129.34 | weblogs3.ijvt.ryerson.ca. | |
| 141.117.129.36 | elearninggate.spi.ryerson.ca. | |
| 141.117.129.37 | aldap.spi.ryerson.ca. | |
| 141.117.129.38 | bb91trc.spi.ryerson.ca. | |
| 141.117.129.39 | puma.spi.ryerson.ca. | |
| 141.117.129.40 | upkpt.ryerson.ca. | |
| 141.117.129.44 | clockworktest.spi.ryerson.ca. | |
| 141.117.129.52 | fcsktp.spi.ryerson.ca. | |
| 141.117.129.76 | *.ezoclc.spi.ryerson.ca. | |
| 141.117.129.111 | relay1.spi.ryerson.ca. | |
| 141.117.129.112 | relay2.spi.ryerson.ca. | |
| 141.117.129.122 | oscanoutbound.spi.ryerson.ca. | |
| 141.117.129.123 | oscanoutbound.spi.ryerson.ca. | |
| 141.117.130.1 | relay1-snat.spi.ryerson.ca. | |
| 141.117.130.2 | relay2-snat.spi.ryerson.ca. | |
| 141.117.130.9 | www.itsec.ryerson.ca. | |
| 141.117.130.14 | ldap.ijvt.ryerson.ca. | |
| 141.117.130.16 | cas.spi.torontomu.ca. | |
| 141.117.130.18 | cetstlb.spi.ryerson.ca. | |
| 141.117.130.20 | rms-support.spi.ryerson.ca. | |
| 141.117.130.21 | cetstlb.spi.torontomu.ca. | |
| 141.117.130.22 | my.spi.torontomu.ca. | |
| 141.117.130.32 | oscan.spi.ryerson.ca. | |
| 141.117.130.34 | escan.spi.torontomu.ca. | |
| 141.117.130.35 | relay.spi.torontomu.ca. | |
| 141.117.130.36 | fooscan.spi.ryerson.ca. | |
| 141.117.130.40 | idp.spi.torontomu.ca. | |
| 141.117.130.42 | constituo.apps.spi.torontomu.ca. | |
| 141.117.130.43 | fs-tst1.fis.torontomu.ca. | |
| 141.117.130.44 | mv-tst1.fis.torontomu.ca. | |
| 141.117.130.45 | bdbm.spi.torontomu.ca. | |
| 141.117.130.48 | bb90ap.spi.ryerson.ca. | |
| 141.117.130.57 | content3.spi.torontomu.ca. | |
| 141.117.130.58 | content4.spi.torontomu.ca. | |
| 141.117.130.63 | taitest.apps.spi.ryerson.ca. | |
| 141.117.130.123 | ai-apps.spi.torontomu.ca. | |
| 141.117.130.145 | cfws.spi.ryerson.ca. | |
| 141.117.130.147 | hubapi.spi.torontomu.ca. | |
| 141.117.130.148 | aemauth-qa1.spi.ryerson.ca. | |
| 141.117.130.150 | area51.spi.ryerson.ca. | |
| 141.117.130.154 | staging.ryersonimagecentre.ca. | |
| 141.117.130.155 | blog.spi.ryerson.ca. | |
| 141.117.130.159 | ptstlb.spi.ryerson.ca. | |
| 141.117.130.161 | survey.spi.ryerson.ca. | |
| 141.117.130.178 | taiuat.spi.torontomu.ca. | |
| 141.117.130.179 | detour.apps.spi.ryerson.ca. | |
| 141.117.130.182 | books.spi.ryerson.ca. | |
| 141.117.130.186 | rms-web.spi.torontomu.ca. | |
| 141.117.130.191 | rms-api.spi.torontomu.ca. | |
| 141.117.130.202 | iexp.upg2.rufis.ryerson.ca. | |
| 141.117.130.204 | isup.upg2.rufis.ryerson.ca. | |
| 141.117.130.230 | www.training.dev.ryerson.ca. | |
| 141.117.130.240 | starbuck.as.torontomu.ca. | |
| 141.117.130.250 | apps1.spi.ryerson.ca. | |
| 141.117.130.252 | paul.spi.ryerson.ca. | |
| 141.117.130.254 | maint2.spi.torontomu.ca. | |
| 141.117.138.79 | relabvpn.ryerson.ca. | |
| 141.117.138.186 | asset.ryerson.ca. | |
| 141.117.144.85 | webanalytics.research.ryerson.ca. | |
| 141.117.145.6 | itm6.endnote.ryerson.ca. | |
| 141.117.145.8 | trsmdc1.trsm.ryerson.ca. | |
| 141.117.145.9 | trsmdc2.trsm.ryerson.ca. | |
| 141.117.145.10 | cfi2.cfidomain.ryerson.ca. | |
| 141.117.145.11 | cfi1.cfidomain.ryerson.ca. | |
| 141.117.145.12 | ifip82toronto.ryerson.ca. | |
| 141.117.145.50 | asid.ryerson.ca. | |
| 141.117.145.149 | iitmsharepoint.itm.ryerson.ca. | |
| 141.117.145.211 | sharepoint.iitm.ryerson.ca. | |
| 141.117.179.42 | ce-dc-01.ce.ryerson.ca. |
Log in to see extended FDNS information
| A | DNS | |
|---|---|---|
| 141.117.129.44 | clockworktest.spi.ryerson.ca | |
| 141.117.130.14 | ldap.ijvt.ryerson.ca | |
| 141.117.130.34 | escan.ijvt.ryerson.ca | |
| 141.117.130.148 | aemauth-qa1.spi.ryerson.ca | |
| 141.117.130.154 | staging.ryersonimagecentre.ca, staging.theimagecentre.ca | |
| 141.117.130.155 | blog.spi.ryerson.ca, *.blog.spi.ryerson.ca | |
| 141.117.130.202 | iexp.upg2.rufis.ryerson.ca | |
| 141.117.130.204 | isup.upg2.rufis.ryerson.ca | |
| 141.117.130.240 | starbuck.as.torontomu.ca | |
| 141.117.130.252 | sinkhole.itsec.ryerson.ca | |
| 141.117.130.254 | maint.spi.torontomu.ca, maint.spi.ryerson.ca ( 3 total...) |
IRR Databases
| IRR | Expected ASN | |
|---|---|---|
| canarie | AS549 |
Show Rawroute: 141.117.128.0/18 descr: GTAnet (RYERSON) origin: AS549 notify: saqib.chughtai@orano.on.ca mnt-by: ORANO-MNT changed: unread@ripe.net 20000101 source: CANARIE |