Les adresses IP débutant par 199.28.76 sont fournies par Cogent Communications, elles appartiennent au CIDR (Classless Inter-Domain Routing) 199.29.0.0/16, le bloc IP comprant les adresses de 199.29.0.0 à 199.29.255.255). Le numéro de système autonome (ASN) est 174.
| ASN | 174 |
| IP commençant par | 199.29.0.0 |
| IP se terminant par | 199.29.255.255 |
| Nom ASN | Cogent Communications |
| CDIR | 199.29.0.0/16 |
| IP numérique | |
| Registe | arin |
| Dernière mise à jour | 05/11/2017 |

| Code pays | Pays | Région | Ville | Latitude | Longitude | Dernière mise à jour | |
| IP2Location | US | États-Unis | - | Philadelphia | 39,891 | -75,1792 | 2017-11-05 |
| MaxMind | US | États-Unis | - | Philadelphia | 39,895 | -75,1671 | 2017-11-05 |
| Whois | US | - | - | - | -96 | 37 | |
| W3C | - | - | - | - | - | - | - |
| IP | Numerical IP | DNS |
| 199.28.76.0 | 3340520448 | 0 |
| 199.28.76.1 | 3340520449 | 0 |
| 199.28.76.2 | 3340520450 | 0 |
| 199.28.76.3 | 3340520451 | 0 |
| 199.28.76.4 | 3340520452 | 0 |
| 199.28.76.5 | 3340520453 | 0 |
| 199.28.76.6 | 3340520454 | 0 |
| 199.28.76.7 | 3340520455 | 0 |
| 199.28.76.8 | 3340520456 | 0 |
| 199.28.76.9 | 3340520457 | 0 |
| 199.28.76.10 | 3340520458 | 0 |
| 199.28.76.11 | 3340520459 | 0 |
| 199.28.76.12 | 3340520460 | 0 |
| 199.28.76.13 | 3340520461 | 0 |
| 199.28.76.14 | 3340520462 | 0 |
| 199.28.76.15 | 3340520463 | 0 |
| 199.28.76.16 | 3340520464 | 0 |
| 199.28.76.17 | 3340520465 | 0 |
| 199.28.76.18 | 3340520466 | 0 |
| 199.28.76.19 | 3340520467 | 0 |
| 199.28.76.20 | 3340520468 | 0 |
| 199.28.76.21 | 3340520469 | 0 |
| 199.28.76.22 | 3340520470 | 0 |
| 199.28.76.23 | 3340520471 | 0 |
| 199.28.76.24 | 3340520472 | 0 |
| 199.28.76.25 | 3340520473 | 0 |
| 199.28.76.26 | 3340520474 | 0 |
| 199.28.76.27 | 3340520475 | 0 |
| 199.28.76.28 | 3340520476 | 0 |
| 199.28.76.29 | 3340520477 | 0 |
| 199.28.76.30 | 3340520478 | 0 |
| 199.28.76.31 | 3340520479 | 0 |
| 199.28.76.32 | 3340520480 | 0 |
| 199.28.76.33 | 3340520481 | 0 |
| 199.28.76.34 | 3340520482 | 0 |
| 199.28.76.35 | 3340520483 | 0 |
| 199.28.76.36 | 3340520484 | 0 |
| 199.28.76.37 | 3340520485 | 0 |
| 199.28.76.38 | 3340520486 | 0 |
| 199.28.76.39 | 3340520487 | 0 |
| 199.28.76.40 | 3340520488 | 0 |
| 199.28.76.41 | 3340520489 | 0 |
| 199.28.76.42 | 3340520490 | 0 |
| 199.28.76.43 | 3340520491 | 0 |
| 199.28.76.44 | 3340520492 | 0 |
| 199.28.76.45 | 3340520493 | 0 |
| 199.28.76.46 | 3340520494 | 0 |
| 199.28.76.47 | 3340520495 | 0 |
| 199.28.76.48 | 3340520496 | 0 |
| 199.28.76.49 | 3340520497 | 0 |
| 199.28.76.50 | 3340520498 | 0 |
| 199.28.76.51 | 3340520499 | 0 |
| 199.28.76.52 | 3340520500 | 0 |
| 199.28.76.53 | 3340520501 | 0 |
| 199.28.76.54 | 3340520502 | 0 |
| 199.28.76.55 | 3340520503 | 0 |
| 199.28.76.56 | 3340520504 | 0 |
| 199.28.76.57 | 3340520505 | 0 |
| 199.28.76.58 | 3340520506 | 0 |
| 199.28.76.59 | 3340520507 | 0 |
| 199.28.76.60 | 3340520508 | 0 |
| 199.28.76.61 | 3340520509 | 0 |
| 199.28.76.62 | 3340520510 | 0 |
| 199.28.76.63 | 3340520511 | 0 |
| 199.28.76.64 | 3340520512 | 0 |
| 199.28.76.65 | 3340520513 | 0 |
| 199.28.76.66 | 3340520514 | 0 |
| 199.28.76.67 | 3340520515 | 0 |
| 199.28.76.68 | 3340520516 | 0 |
| 199.28.76.69 | 3340520517 | 0 |
| 199.28.76.70 | 3340520518 | 0 |
| 199.28.76.71 | 3340520519 | 0 |
| 199.28.76.72 | 3340520520 | 0 |
| 199.28.76.73 | 3340520521 | 0 |
| 199.28.76.74 | 3340520522 | 0 |
| 199.28.76.75 | 3340520523 | 0 |
| 199.28.76.76 | 3340520524 | 0 |
| 199.28.76.77 | 3340520525 | 0 |
| 199.28.76.78 | 3340520526 | 0 |
| 199.28.76.79 | 3340520527 | 0 |
| 199.28.76.80 | 3340520528 | 0 |
| 199.28.76.81 | 3340520529 | 0 |
| 199.28.76.82 | 3340520530 | 0 |
| 199.28.76.83 | 3340520531 | 0 |
| 199.28.76.84 | 3340520532 | 0 |
| 199.28.76.85 | 3340520533 | 0 |